[
 {
  "idx": 7292,
  "label": "hard",
  "cot": "5*10=50\n2*20=40 (Assuming the online books cost $20 each, since $40/2=20)\n3*40=120\n50+40+120=210\nAnswer: 210"
 },
 {
  "idx": 4188,
  "label": "easy",
  "cot": "80*0.15=12\n80-12=68\nAnswer: 68"
 },
 {
  "idx": 3980,
  "label": "hard",
  "cot": "2*2=4\nBluebirds = 4\nCardinals = 3*4=12\nTotal birds = 12+4+2=18\nAnswer: 18"
 },
 {
  "idx": 3317,
  "label": "hard",
  "cot": "180*0.05=9\n180-6=174\n9-6=3\n\nAnswer: 3"
 },
 {
  "idx": 2933,
  "label": "hard",
  "cot": "235-227=8\n8+56=64\n64-35=29\n\nAnswer: 29"
 },
 {
  "idx": 2308,
  "label": "easy",
  "cot": "1. $24 - 8 = 16$\n2. $16 - 2 - 3 = 11$\n3. Answer: 11"
 },
 {
  "idx": 6191,
  "label": "hard",
  "cot": "60000*0.75=45000\n45000-5000=40000\nAnswer: 40000"
 },
 {
  "idx": 776,
  "label": "hard",
  "cot": "Amber worked 12 hours.\nArmand worked $12/3=4$ hours and Ella worked $2*12=24$ hours.\n$12+4+24=40$\nAnswer: 40"
 },
 {
  "idx": 5065,
  "label": "hard",
  "cot": "Martha = 2\nJenna = 4*2-2 = 6\nMark = 6/2 = 3\nTotal finished = 2+6+3 = 11\nUnfinished = 20-11 = 9\nAnswer: 9"
 },
 {
  "idx": 4362,
  "label": "hard",
  "cot": "40*0.75=30\n50*0.98=49\n30+49=79\nAnswer: 79"
 },
 {
  "idx": 7390,
  "label": "hard",
  "cot": "Let $A$ be your current age.\n$A = 3(A-6)$\n$A = 3A - 18$\n$18 = 2A$\n$A = 9$\n\nAnswer: 9"
 },
 {
  "idx": 2540,
  "label": "easy",
  "cot": "4000*3=12000\n12000-4000=8000\nAnswer: 8000"
 },
 {
  "idx": 809,
  "label": "easy",
  "cot": "1. Calculate daily miles: $1.5 + 1.5 = 3$ miles.\n2. Calculate total miles: $3 \\times 30 = 90$ miles.\n3. Final result is 90.\n\nAnswer: 90"
 },
 {
  "idx": 6967,
  "label": "hard",
  "cot": "R=20\nA=2*20+4=44\nTotal=20+44=64\nAnswer: 64"
 },
 {
  "idx": 5603,
  "label": "hard",
  "cot": "150*1.3=195\n195+10=205\nAnswer: 205"
 },
 {
  "idx": 2704,
  "label": "easy",
  "cot": "4000*0.30=1200\n4000-1200=2800\nAnswer: 2800"
 },
 {
  "idx": 4585,
  "label": "easy",
  "cot": "2000 / 200 = 10\nAnswer: 10"
 },
 {
  "idx": 824,
  "label": "hard",
  "cot": "15/3=5, 15-5=10, 5*30+10*25=150+250=400\nAnswer: 400"
 },
 {
  "idx": 5004,
  "label": "easy",
  "cot": "4*20=80\n80*5=400\nAnswer: 400"
 },
 {
  "idx": 1675,
  "label": "hard",
  "cot": "500+20*60=1700\n20*60=1200\n500+1200=1700\nAnswer: 1700"
 },
 {
  "idx": 7088,
  "label": "easy",
  "cot": "2.00+0.50*10=7.00\nAnswer: 7.00"
 },
 {
  "idx": 510,
  "label": "easy",
  "cot": "3*10=30\n30*6=180\nAnswer: 180"
 },
 {
  "idx": 6594,
  "label": "easy",
  "cot": "65-22-24=19\n65-22-24=19\nAnswer: 19"
 },
 {
  "idx": 764,
  "label": "hard",
  "cot": "1. $40 * 3/4 = 30$\n2. $30 - 25 = 5$\n3. Answer: 5"
 },
 {
  "idx": 5895,
  "label": "hard",
  "cot": "Mark's jump: 6\nLisa's jump: 6*2=12\nJacob's jump: 12*2=24\nJames's jump: 24*(2/3)=16\n\nAnswer: 16"
 },
 {
  "idx": 5818,
  "label": "hard",
  "cot": "P=40\nD=50\nN=100\nAnswer: 100"
 },
 {
  "idx": 5122,
  "label": "hard",
  "cot": "1. $5 \\times 20 = 100$\n2. $4000 \\div 100 = 40$\n3. $40$\nAnswer: 40"
 },
 {
  "idx": 5012,
  "label": "hard",
  "cot": "1. Button-up shirts = 3\n2. Sweater vests = 2 * 3 = 6\n3. Outfits = 3 * 6 = 18\n\nAnswer: 18"
 },
 {
  "idx": 4043,
  "label": "hard",
  "cot": "1000\n1000*1.5=1500\n1000+1500+1500=4000\nAnswer: 4000"
 },
 {
  "idx": 2729,
  "label": "easy",
  "cot": "1. Total man-hours needed: $3 \\text{ men/hour} \\times 5 \\text{ jobs} \\times 1 \\text{ hour/job} = 15$ man-hours.\n2. Total earnings: $15 \\text{ hours} \\times \\$10/\\text{hour} = \\$150$.\n3. Total money earned: $150$.\n\nAnswer: 150"
 },
 {
  "idx": 1998,
  "label": "easy",
  "cot": "100-20=80\n80/5=16\nAnswer: 16"
 },
 {
  "idx": 5982,
  "label": "hard",
  "cot": "4*5=20\n6*2=12\n20+12=32\nAnswer: 32"
 },
 {
  "idx": 2664,
  "label": "easy",
  "cot": "4*12=48\n48-39=9\nAnswer: 9"
 },
 {
  "idx": 5764,
  "label": "easy",
  "cot": "2*4=8\n8+4=12\nAnswer: 12"
 },
 {
  "idx": 1565,
  "label": "hard",
  "cot": "2 + 3 + 3 + 5 = 13\nAnswer: 13"
 },
 {
  "idx": 1954,
  "label": "hard",
  "cot": "12\n12*6=72\n12+72=84\nAnswer: 84"
 },
 {
  "idx": 6579,
  "label": "easy",
  "cot": "100*0.8=80\n100-80=20\nAnswer: 20"
 },
 {
  "idx": 747,
  "label": "easy",
  "cot": "500\n1000\n1500\nAnswer: 1500"
 },
 {
  "idx": 7168,
  "label": "hard",
  "cot": "60*1/4=15\n15*0.20=3\nAnswer: 3"
 },
 {
  "idx": 4161,
  "label": "hard",
  "cot": "50*400=20000\n20000*0.60=12000\n20000-12000=8000\nAnswer: 8000"
 },
 {
  "idx": 2469,
  "label": "hard",
  "cot": "8+6=14\n6*2/3=4\n24-14-4=6\nAnswer: 6"
 },
 {
  "idx": 4484,
  "label": "hard",
  "cot": "5000-4600=400\n400*12=4800\nAnswer: 4800"
 },
 {
  "idx": 2725,
  "label": "hard",
  "cot": "40*0.6=24\n24*(3/4)*10=180\n180-130=50\nAnswer: 50"
 },
 {
  "idx": 1664,
  "label": "hard",
  "cot": "6*2=12\n4/2=2\n12+2=14\nAnswer: 14"
 },
 {
  "idx": 4941,
  "label": "hard",
  "cot": "10*20=200\n20*30=600\n200+600=800\nAnswer: 800"
 },
 {
  "idx": 4482,
  "label": "hard",
  "cot": "18 streets means 9 trees are fruit trees.\nDivide 9 by 3 for each fruit tree type: 9/3=3.\nAnswer: 3"
 },
 {
  "idx": 4813,
  "label": "easy",
  "cot": "3*40=120\n3*60=180\n120+180=300\nAnswer: 300"
 },
 {
  "idx": 750,
  "label": "hard",
  "cot": "4 * 6 = 24\n24 * 2 = 48\nAnswer: 48"
 },
 {
  "idx": 4884,
  "label": "easy",
  "cot": "200*0.25=50\n200-50=150\nAnswer: 150"
 },
 {
  "idx": 4715,
  "label": "hard",
  "cot": "1. Weekly cost: $(2 \\times 10) + (1 \\times 5) = 25$\n2. Total bill before discount/fine: $25 \\times 4 = 100$\n3. Final bill: $(100 \\times 0.82) + 20 = 82 + 20 = 102$\n\nAnswer: 102"
 },
 {
  "idx": 2378,
  "label": "hard",
  "cot": "250+120+35=405\n3*250=750\n7*120=840\n10*35=350\n750+840+350=1940\nAnswer: 1940"
 },
 {
  "idx": 6729,
  "label": "easy",
  "cot": "1. $36 \\times 2 = 72$\n2. $72 \\times 1.5 = 108$\n3. Answer: 108"
 },
 {
  "idx": 2130,
  "label": "hard",
  "cot": "1. Second course cost is $15+5=20$.\n2. Dessert cost is $0.25 \\times 20 = 5$.\n3. Total cost is $15+20+5=40$, and remaining money is $60-40=20$.\nAnswer: 20"
 },
 {
  "idx": 735,
  "label": "easy",
  "cot": "1. Convert minutes to hours: $10 \\text{ minutes} / 60 \\text{ minutes/hour} = 1/6 \\text{ hours}$.\n2. Calculate speed: $5 \\text{ miles} / (1/6 \\text{ hours}) = 5 * 6 = 30 \\text{ mph}$.\n3. Final result is 30.\n\nAnswer: 30"
 },
 {
  "idx": 5560,
  "label": "hard",
  "cot": "108/2=54\n54-6=48\n48/4=12\n\nAnswer: 12"
 },
 {
  "idx": 316,
  "label": "easy",
  "cot": "220*0.15=33\n220+33=253\nAnswer: 253"
 },
 {
  "idx": 7357,
  "label": "hard",
  "cot": "Area of blue sand: $6*7=42$\nArea of red sand: $5*5=25$\nTotal area: $42+25=67$\nTotal sand needed: $67*3=201$\n\nAnswer: 201"
 },
 {
  "idx": 5728,
  "label": "easy",
  "cot": "1. Cost of one slice of cake is $2.40 \\times 3/4 = 1.80$.\n2. Cost of 2 slices of cake is $2 \\times 1.80 = 3.60$.\n3. Total cost is $3.60 + 2.40 = 6.00$.\nAnswer: 6.00"
 },
 {
  "idx": 6863,
  "label": "hard",
  "cot": "500/5=100\n100/4=25\nAnswer: 25"
 },
 {
  "idx": 4297,
  "label": "easy",
  "cot": "10*2+5*5=45\n10+5=15\n45/15=3\n\nAnswer: 3"
 },
 {
  "idx": 2257,
  "label": "hard",
  "cot": "4000*3/4=3000\n3000*1/4=750\nAnswer: 750"
 },
 {
  "idx": 1929,
  "label": "hard",
  "cot": "Sydney = 300 / 15\nLori = 300\nTotal = 300 + (300 / 15)\n\nAnswer: 320"
 },
 {
  "idx": 7332,
  "label": "easy",
  "cot": "1. $45000 / 3 = 15000$\n2. $15000 * 1.5 = 22500$\n3. $45000 + 22500 = 67500$\nAnswer: 67500"
 },
 {
  "idx": 4831,
  "label": "easy",
  "cot": "2*10=20\n20-1=19\nAnswer: 19"
 },
 {
  "idx": 4748,
  "label": "hard",
  "cot": "6+3=9\n9+15=24\n24"
 },
 {
  "idx": 2254,
  "label": "hard",
  "cot": "52 + 2 = 54\n54 / 3 = 18\nAnswer: 18"
 },
 {
  "idx": 4035,
  "label": "easy",
  "cot": "10*2=20\n20*7=140\nAnswer: 140"
 },
 {
  "idx": 5736,
  "label": "hard",
  "cot": "2*14=28\n28-6=22\nAnswer: 22"
 },
 {
  "idx": 2656,
  "label": "easy",
  "cot": "W=200\nX=100\nY=300\nZ=400\n200+100+300+400=1000\nAnswer: 1000"
 },
 {
  "idx": 944,
  "label": "hard",
  "cot": "5+9=14\n14/2=7\nAnswer: 7"
 },
 {
  "idx": 3984,
  "label": "hard",
  "cot": "Judson = 500\nKenny = 500 * 1.20 = 600\nCamilo = 600 + 200 = 800\nTotal cost = 500 + 600 + 800 = 1900\n\nAnswer: 1900"
 },
 {
  "idx": 5162,
  "label": "easy",
  "cot": "360/3=120\n240/120=2\nAnswer: 2"
 },
 {
  "idx": 1990,
  "label": "hard",
  "cot": "1970 + 10 = 1980\n1980 + 20 = 2000\nAnswer: 2000"
 },
 {
  "idx": 132,
  "label": "easy",
  "cot": "5*4=20\n20*5.50=110\nAnswer: 110.0"
 },
 {
  "idx": 959,
  "label": "easy",
  "cot": "50+150=200\n50/200=0.25\n0.25*100=25\nAnswer: 25"
 },
 {
  "idx": 1806,
  "label": "easy",
  "cot": "5*2=10\n5+10=15\nAnswer: 15"
 },
 {
  "idx": 3047,
  "label": "hard",
  "cot": "20*10=200\n200*3/4=150\n150*10=1500\nAnswer: 1500"
 },
 {
  "idx": 509,
  "label": "easy",
  "cot": "$0.10 * 2.4 = 0.24$\n$0.24 * 25 = 6$\nAnswer: 6"
 },
 {
  "idx": 1198,
  "label": "hard",
  "cot": "200*4/5=160\n200-160=40\nAnswer: 40"
 },
 {
  "idx": 5715,
  "label": "hard",
  "cot": "-14 + (-8) + 1 = -21\n-21 / 3 = -7\nAnswer: -7"
 },
 {
  "idx": 5195,
  "label": "hard",
  "cot": "5*2=10\n1+2+3+3=9\n10-9=1\n\nAnswer: 1"
 },
 {
  "idx": 7454,
  "label": "hard",
  "cot": "20*2*30=1200\n1200/60=20\nAnswer: 20"
 },
 {
  "idx": 6800,
  "label": "easy",
  "cot": "20 - 7 - 3 + 4 + 2 = 16\nAnswer: 16"
 },
 {
  "idx": 4718,
  "label": "hard",
  "cot": "5*3=15\n735/15=49\n49/7=7\n\nAnswer: 7"
 },
 {
  "idx": 3204,
  "label": "easy",
  "cot": "24 eggs / 4 people = 6\nAnswer: 6"
 },
 {
  "idx": 749,
  "label": "easy",
  "cot": "4*4=16\n16-4=12\nAnswer: 12"
 },
 {
  "idx": 950,
  "label": "hard",
  "cot": "10*20+20*5=300\n300*0.10=30\n300-30=270\nAnswer: 270"
 },
 {
  "idx": 4960,
  "label": "hard",
  "cot": "10 + 13 + 17 = 40\n40 * 0.10 = 4\nAnswer: 4"
 },
 {
  "idx": 1594,
  "label": "easy",
  "cot": "1*20=20\n2*20=40\n20+40=60\n90-60=30\nAnswer: 30"
 },
 {
  "idx": 1515,
  "label": "hard",
  "cot": "145+5=150\n150+9=159\nAnswer: 159"
 },
 {
  "idx": 1014,
  "label": "easy",
  "cot": "2*2=4\n2+4=6\nAnswer: 6"
 },
 {
  "idx": 3925,
  "label": "easy",
  "cot": "10+2=12\n20-12=8\nAnswer: 8"
 },
 {
  "idx": 1725,
  "label": "hard",
  "cot": "1. MRI cost is $250 * 3 = 750$.\n2. Total cost is $250 + 750 = 1000$.\n3. Mike paid $1000 * (1 - 0.80) = 200$.\n\nAnswer: 200"
 },
 {
  "idx": 500,
  "label": "hard",
  "cot": "23*2=46\n46-4=42\n42/3+16=30"
 },
 {
  "idx": 5565,
  "label": "easy",
  "cot": "120/2=60\n60*0.9=54\nAnswer: 54"
 },
 {
  "idx": 573,
  "label": "hard",
  "cot": "8*18=144\n7*20=140\n144-140=4\nAnswer: 4"
 },
 {
  "idx": 1809,
  "label": "hard",
  "cot": "91+90+92=273\n273/3=91\nAnswer: 91"
 },
 {
  "idx": 2466,
  "label": "hard",
  "cot": "380-57=323\n323-24=299\nAnswer: 299"
 },
 {
  "idx": 2869,
  "label": "hard",
  "cot": "120*0.25=30\n30+10=40\n120-40=80\nAnswer: 80"
 },
 {
  "idx": 3572,
  "label": "hard",
  "cot": "1. Blouses ironed: $120/15 = 8$\n2. Dresses ironed: $180/20 = 9$\n3. Total pieces: $8+9 = 17$\n\nAnswer: 17"
 },
 {
  "idx": 3826,
  "label": "hard",
  "cot": "S = shirt cost, H = shoe cost\nS + H = 300\nH = 2S + 9\nS + (2S + 9) = 300\n3S + 9 = 300\n3S = 291\nS = 291 / 3\nS = 97\n\nAnswer: 97"
 },
 {
  "idx": 826,
  "label": "easy",
  "cot": "20*2=40\n40*50=2000\nAnswer: 2000"
 },
 {
  "idx": 2131,
  "label": "hard",
  "cot": "1. Area of the square is $2 \\times 2 = 4$ sq in.\n2. Area of the right triangle is $\\frac{1}{2} \\times 2 \\times 2 = 2$ sq in.\n3. $4 / 2 = 2$, so at most 2 triangles can fit.\n\nAnswer: 2"
 },
 {
  "idx": 5993,
  "label": "hard",
  "cot": "1. Calculate daily calorie deficit: $2300 - 1800 = 500$ calories.\n2. Calculate total calories to burn: $10 \\text{ pounds} \\times 4000 \\text{ calories/pound} = 40000$ calories.\n3. Calculate days needed: $40000 / 500 = 80$ days.\n\nAnswer: 80"
 },
 {
  "idx": 1387,
  "label": "hard",
  "cot": "54+45+0=99\n99/3=33\nAnswer: 33"
 },
 {
  "idx": 5510,
  "label": "hard",
  "cot": "Karl=25\nRyan=25+20=45\nBen=45-10=35\nTotal=25+45+35=105\nAnswer: 105"
 },
 {
  "idx": 475,
  "label": "easy",
  "cot": "40+28+L = 3*30\n68+L = 90\nL = 90-68\nL = 22\nAnswer: 22"
 },
 {
  "idx": 4337,
  "label": "hard",
  "cot": "2*4*22=176\n176-54=122\nAnswer: 122"
 },
 {
  "idx": 960,
  "label": "hard",
  "cot": "Cindy=5\nJan=5+2=7\nMarcia=2*7=14\nGreg=14+2=16\nAnswer: 16"
 },
 {
  "idx": 4888,
  "label": "hard",
  "cot": "150/2=75\n75-50=25\nAnswer: 25"
 },
 {
  "idx": 3863,
  "label": "hard",
  "cot": "2.5*5=12.5\n0.5*3=1.5\n12.5+1.5=14\nAnswer: 840"
 },
 {
  "idx": 3357,
  "label": "easy",
  "cot": "100/2=50\n50/5=10\nAnswer: 10"
 },
 {
  "idx": 4166,
  "label": "easy",
  "cot": "10*10+10*5=150\nAnswer: 150"
 },
 {
  "idx": 2925,
  "label": "hard",
  "cot": "40*20=800\n800-10=790\nAnswer: 790"
 },
 {
  "idx": 6862,
  "label": "hard",
  "cot": "500*30=15000\n15000*0.70=10500\n10500/4=2625\n\nAnswer: 2625"
 },
 {
  "idx": 2055,
  "label": "easy",
  "cot": "1. $7.20 * 5 = 36.00$\n2. $36.00 * 8 = 288.00$\nAnswer: 288.00"
 },
 {
  "idx": 1256,
  "label": "hard",
  "cot": "12+9+8=29\n29*4=116\nAnswer: 116"
 },
 {
  "idx": 4592,
  "label": "hard",
  "cot": "1. First expedition: 3 weeks.\n2. Second expedition: $3+2=5$ weeks; Last expedition: $2 \\times 5 = 10$ weeks.\n3. Total weeks: $3 + 5 + 10 = 18$ weeks; Total days: $18 \\times 7 = 126$.\n\nAnswer: 126"
 },
 {
  "idx": 5659,
  "label": "hard",
  "cot": "100*1.15=115\n115+15=130\n100+115+130=345\nAnswer: 345"
 },
 {
  "idx": 101,
  "label": "hard",
  "cot": "6*2=12\n12*3=36\nAnswer: 36"
 },
 {
  "idx": 6074,
  "label": "hard",
  "cot": "500/2=250\n250-5=245\nAnswer: 245"
 },
 {
  "idx": 647,
  "label": "hard",
  "cot": "40-18=22\n22-16=6\n6-4=2\n\nAnswer: 2"
 },
 {
  "idx": 2751,
  "label": "hard",
  "cot": "Carlos has 20 cards.\nMatias has $20-6=14$ cards.\nJorge has 14 cards, total is $14+14+20=48$.\nAnswer: 48"
 },
 {
  "idx": 6054,
  "label": "hard",
  "cot": "19*400=7600\n10000-7600=2400\n2400/1=2400\nAnswer: 2400"
 },
 {
  "idx": 374,
  "label": "hard",
  "cot": "Day 1 buyers: 50\nDay 2 buyers: 25\nDay 3 buyers: 65\nTotal buyers: 140\n\nAnswer: 140"
 },
 {
  "idx": 6243,
  "label": "hard",
  "cot": "50*1.12=56\n56+5=61\nAnswer: 61"
 },
 {
  "idx": 2885,
  "label": "hard",
  "cot": "27+14+21=62\n5+17=22\n62-22=40\nAnswer: 40"
 },
 {
  "idx": 2358,
  "label": "hard",
  "cot": "24*0.5=12\n20*0.9=18\n12+18=30\nAnswer: 30"
 },
 {
  "idx": 5516,
  "label": "easy",
  "cot": "9-3=6\n6+7=13\nAnswer: 13"
 },
 {
  "idx": 2942,
  "label": "easy",
  "cot": "150*12*5=9000\nAnswer: 9000"
 },
 {
  "idx": 7306,
  "label": "hard",
  "cot": "2*2=4\n2*2.50=5\n20-9.00=11\n\nAnswer: 11"
 },
 {
  "idx": 3394,
  "label": "easy",
  "cot": "16.5+26+24.5=67\n95-67=28\nAnswer: 28"
 },
 {
  "idx": 661,
  "label": "hard",
  "cot": "30*5/6=25\n30-25=5\nAnswer: 5"
 },
 {
  "idx": 12,
  "label": "easy",
  "cot": "60/2=30\n30-5=25\n60+25=85\nAnswer: 85"
 },
 {
  "idx": 1575,
  "label": "hard",
  "cot": "200*10=2000\n2000*20=40000\n40000-2000=38000\nAnswer: 38000"
 },
 {
  "idx": 1311,
  "label": "easy",
  "cot": "1700*0.15=255\n1700+255=1955\nAnswer: 1955"
 },
 {
  "idx": 1961,
  "label": "hard",
  "cot": "50*10=500\n4000/500=8\n8/1=8\nAnswer: 8"
 },
 {
  "idx": 1827,
  "label": "hard",
  "cot": "1. Eggs per day: $(2 \\times 4) + (3 \\times 1) + 2 = 8 + 3 + 2 = 13$\n2. Breakfast days per year: $5 \\times 52 = 260$\n3. Total eggs: $13 \\times 260 = 3380$\n\nAnswer: 3380"
 },
 {
  "idx": 5221,
  "label": "hard",
  "cot": "60-10=50\n50/5=10\nAnswer: 10"
 },
 {
  "idx": 3101,
  "label": "hard",
  "cot": "180/30=6\n6*40=240\nAnswer: 240"
 },
 {
  "idx": 7171,
  "label": "hard",
  "cot": "2*4=8\n8*5=40\n40*4=160\nAnswer: 160"
 },
 {
  "idx": 5519,
  "label": "hard",
  "cot": "30*12=360\n20*24=480\n15*12=180\n360+480+180=1020\n1020*2.00=2040.00\nAnswer: 2040.00"
 },
 {
  "idx": 7164,
  "label": "hard",
  "cot": "21/7=3\n2\n3+2=5\nAnswer: 5"
 },
 {
  "idx": 258,
  "label": "hard",
  "cot": "Anne is 80cm tall.\nSister is $80/2=40$cm tall.\nBella is $3 \\times 80=240$cm tall, difference is $240-40=200$cm.\nAnswer: 200"
 },
 {
  "idx": 3295,
  "label": "hard",
  "cot": "1. Karen and Donald have 8 people, Tom and Eva have 6 people, total 14 people.\n2. The number of people in the pool is 16 divided by 2 legs per person, which is 8 people.\n3. $14 - 8 = 6$.\nAnswer: 6"
 },
 {
  "idx": 7140,
  "label": "hard",
  "cot": "1. Convert sister's height to inches: $4 \\times 12 + 3 = 51$ inches.\n2. Calculate sunflower height in inches: $51 + 21 = 72$ inches.\n3. Convert sunflower height to feet: $72 / 12 = 6$ feet.\n\nAnswer: 6"
 },
 {
  "idx": 6325,
  "label": "hard",
  "cot": "6*3=18\n6*3=18\n18+18=36\n50-36=14\nAnswer: 14"
 },
 {
  "idx": 5424,
  "label": "easy",
  "cot": "9+10+10=29\n9+2*10=29\nAnswer: 29"
 },
 {
  "idx": 1357,
  "label": "easy",
  "cot": "80+40=120\n120-50=70\n70+70=140\nAnswer: 140"
 },
 {
  "idx": 5746,
  "label": "hard",
  "cot": "12*1=12\n4*3=12\n12+12=24\nAnswer: 24"
 },
 {
  "idx": 1291,
  "label": "hard",
  "cot": "14 + 24 = 38\n42 - 38 = 4\nAnswer: 4"
 },
 {
  "idx": 3656,
  "label": "hard",
  "cot": "6*60=360\n360/20=18\n360/45=8\n18-8=10\nAnswer: 10"
 },
 {
  "idx": 4321,
  "label": "hard",
  "cot": "5/2=2.5 (This step is not strictly necessary but shows the relationship)\nLee=10\nTino=34\nAnswer: 34"
 },
 {
  "idx": 7249,
  "label": "easy",
  "cot": "1. $450 + 650 = 1100$\n2. $1100 - 1000 = 100$\n3. $100$\n\nAnswer: 100"
 },
 {
  "idx": 3991,
  "label": "hard",
  "cot": "4*5*2=40\n5*5*2=50\n40+50=90\nAnswer: 90"
 },
 {
  "idx": 7438,
  "label": "hard",
  "cot": "1. Calculate total current expenses: $20000 + $5000 + $8000 = $33000.\n2. Calculate required total income: $33000 + $42000 = $75000.\n3. Calculate additional income needed: $75000 - $65000 = $10000.\n\nAnswer: 10000"
 },
 {
  "idx": 4599,
  "label": "hard",
  "cot": "150*250=37500\n37500/30=1250\nAnswer: 1250"
 },
 {
  "idx": 4947,
  "label": "easy",
  "cot": "3*5=15\n15*20=300\nAnswer: 300"
 },
 {
  "idx": 6188,
  "label": "hard",
  "cot": "1. Calculate income from each job: $(20*10) + (30*20) + (5*40) = 200 + 600 + 200 = 1000$\n2. Calculate net income: $1000 - 500 = 500$\n3. Final amount: $500$\n\nAnswer: 500"
 },
 {
  "idx": 0,
  "label": "hard",
  "cot": "48\n24\n72\nAnswer: 72"
 },
 {
  "idx": 4051,
  "label": "hard",
  "cot": "1. Calculate the cost of the Taco Salad: $10\n2. Calculate the cost of the hamburgers: $5 * 5 = $25\n3. Calculate the cost of the fries and lemonade: (4 * $2.50) + (5 * $2) = $10 + $10 = $20. Total bill: $10 + $25 + $20 = $55. Split the bill: $55 / 5 = $11.\nAnswer: 11"
 },
 {
  "idx": 2670,
  "label": "easy",
  "cot": "2*500=1000\n1000+500=1500\nAnswer: 1500"
 },
 {
  "idx": 4493,
  "label": "hard",
  "cot": "1. posts per minute = 60 / 10 = 6\n2. earnings per minute = 6 * 0.25 = 1.5\n3. earnings per hour = 1.5 * 60 = 90\n\nAnswer: 90"
 },
 {
  "idx": 683,
  "label": "hard",
  "cot": "40/2=20\n20-20/4=15\nAnswer: 15"
 },
 {
  "idx": 5943,
  "label": "hard",
  "cot": "42/2=21\n42-21=21\n21/3=7\nAnswer: 7"
 },
 {
  "idx": 1749,
  "label": "hard",
  "cot": "30*25=750\n750/15=50\n50*300-3000=12000\n\nAnswer: 12000"
 },
 {
  "idx": 6182,
  "label": "easy",
  "cot": "2*6=12\n2*7=14\n12+14=26\nAnswer: 26"
 },
 {
  "idx": 4328,
  "label": "hard",
  "cot": "8*3=24\n14*2=28\n24+28=52\nAnswer: 52"
 },
 {
  "idx": 5014,
  "label": "hard",
  "cot": "5*17=85\n7*10=70\n3*6=18\n2*20=40\n85+70+18+40=213\nAnswer: 213"
 },
 {
  "idx": 801,
  "label": "hard",
  "cot": "500*0.10=50\n500-50=450\n450-55-50=345\nAnswer: 345"
 },
 {
  "idx": 1560,
  "label": "hard",
  "cot": "Budget is 60.\nNew price is $60 * 1.20 = 72$.\nCost of smaller frame is $72 * 3/4 = 54$.\nMoney remaining is $60 - 54 = 6$.\n\nAnswer: 6"
 },
 {
  "idx": 974,
  "label": "hard",
  "cot": "4+1=5\n20/5=4\nAnswer: 4"
 },
 {
  "idx": 4983,
  "label": "hard",
  "cot": "1. Calculate total water needed per hour: $800 + 400 = 1200$ ml.\n2. Convert Violet's capacity to ml: $4.8 \\times 1000 = 4800$ ml.\n3. Calculate hiking time: $4800 / 1200 = 4$.\n\nAnswer: 4"
 },
 {
  "idx": 1626,
  "label": "easy",
  "cot": "7*5=35\n10+35=45\nAnswer: 45"
 },
 {
  "idx": 2477,
  "label": "hard",
  "cot": "12*9=108\n160-108=52\nAnswer: 52"
 },
 {
  "idx": 1492,
  "label": "hard",
  "cot": "8-3=5\n8+5=13\nAnswer: 13"
 },
 {
  "idx": 3896,
  "label": "easy",
  "cot": "60/2=30\n30+15=45\n60-45=15\nAnswer: 15"
 },
 {
  "idx": 3249,
  "label": "hard",
  "cot": "1. Cherries cost $2.20 * 6 = $13.20 per pound.\n2. Cost of strawberries is $5 * 2.20 = $11.00.\n3. Cost of cherries is $5 * 13.20 = $66.00; total cost is $11.00 + $66.00 = $77.00.\n\nAnswer: 77.00"
 },
 {
  "idx": 2250,
  "label": "hard",
  "cot": "20*1=20\n20*6=120\n120/16=7.5\nAnswer: 8"
 },
 {
  "idx": 3710,
  "label": "hard",
  "cot": "1. Total time for 4 students is $4 \\times 30 = 120$ seconds.\n2. Total time for the last three is $3 \\times 35 = 105$ seconds.\n3. Time for the first student is $120 - 105 = 15$ seconds.\n\nAnswer: 15"
 },
 {
  "idx": 6490,
  "label": "easy",
  "cot": "65+15=80\n80-4=76\nAnswer: 76"
 },
 {
  "idx": 948,
  "label": "hard",
  "cot": "William goes 2 times per week.\nJason goes $4 \\times 2 = 8$ times per week.\nJason goes $8 \\times 4 = 32$ times in 4 weeks.\nAnswer: 32"
 },
 {
  "idx": 2101,
  "label": "hard",
  "cot": "1. $10 \\times 2 = 20$\n2. $20 \\div 4 = 5$\n3. $5$\nAnswer: 5"
 },
 {
  "idx": 1092,
  "label": "easy",
  "cot": "24/3=8\n8+2=10\nAnswer: 10"
 },
 {
  "idx": 5354,
  "label": "hard",
  "cot": "55+101+78=234\n234/6=39\nAnswer: 39"
 },
 {
  "idx": 6695,
  "label": "hard",
  "cot": "1. Gas station cost: $1.75 * 24 = $42.00\n2. Online cost: $5.00 * 2 = $10.00\n3. Savings: $42.00 - $10.00 = $32.00\n\nAnswer: 32.00"
 },
 {
  "idx": 5283,
  "label": "hard",
  "cot": "40*1.05=42\n42-8=34\n34/2=17\n\nAnswer: 17"
 },
 {
  "idx": 7142,
  "label": "hard",
  "cot": "20*3=60\n90-60=30\nAnswer: 30"
 },
 {
  "idx": 1265,
  "label": "hard",
  "cot": "30*4+24*2=120+48=168\n168/6=28\nAnswer: 28"
 },
 {
  "idx": 2280,
  "label": "hard",
  "cot": "20/4=5\n20-5=15\n15*(1/3)=5\n\nAnswer: 5"
 },
 {
  "idx": 6973,
  "label": "easy",
  "cot": "1. $4000 * 3/4 = 3000$\n2. $3000 / 10 = 300$\n3. $300$\nAnswer: 300"
 },
 {
  "idx": 152,
  "label": "easy",
  "cot": "80*0.45=36\n80-36=44\nAnswer: 44"
 },
 {
  "idx": 1685,
  "label": "easy",
  "cot": "6.00 + 1.00 = 7.00\n7.00 * 5 = 35.00\nAnswer: 35.00"
 },
 {
  "idx": 5578,
  "label": "easy",
  "cot": "3*20=60\n60/2=30\nAnswer: 30"
 },
 {
  "idx": 4574,
  "label": "easy",
  "cot": "10+6=16\n16-2=14\nAnswer: 14"
 },
 {
  "idx": 6933,
  "label": "easy",
  "cot": "100*2=200\n500-200=300\n300/3=100\nAnswer: 100"
 },
 {
  "idx": 5745,
  "label": "hard",
  "cot": "1. Calculate the time for one cycle: $10 \\text{ min (stand)} + 5 \\text{ min (sit)} = 15 \\text{ min}$.\n2. Calculate the number of full cycles in 120 minutes: $120 / 15 = 8$.\n3. Since the 8th cycle ends exactly at 120 minutes, Barry completes 8 turns.\n\nAnswer: 8"
 },
 {
  "idx": 5368,
  "label": "hard",
  "cot": "30+60+42=132\n132/6=22\nAnswer: 22"
 },
 {
  "idx": 7395,
  "label": "hard",
  "cot": "84\n84*10=840\n840/2=420\nAnswer: 420"
 },
 {
  "idx": 3051,
  "label": "hard",
  "cot": "50*2+100*3+150*2\n100+300+300\n700\nAnswer: 700"
 },
 {
  "idx": 7138,
  "label": "hard",
  "cot": "315*3=945\n1250/7=178.57\n1250-945=305\n\nAnswer: 305"
 },
 {
  "idx": 4406,
  "label": "hard",
  "cot": "25+11=36\n36*4=144\nAnswer: 144"
 },
 {
  "idx": 1702,
  "label": "easy",
  "cot": "60*2/3=40\n60-40=20\nAnswer: 20"
 },
 {
  "idx": 2223,
  "label": "hard",
  "cot": "100/2=50\n50/2=25\n25-11=14\nAnswer: 14"
 },
 {
  "idx": 2731,
  "label": "easy",
  "cot": "98-27=71\n71-15=56\nAnswer: 56"
 },
 {
  "idx": 6468,
  "label": "easy",
  "cot": "2000*0.02=40\n2000+40=2040\nAnswer: 2040"
 },
 {
  "idx": 3008,
  "label": "easy",
  "cot": "10/10=1\n10-1=9\nAnswer: 9"
 },
 {
  "idx": 5885,
  "label": "hard",
  "cot": "1. First hour: $60 \\div 12 = 5$ shirts.\n2. Second hour: $60 \\div 6 = 10$ shirts.\n3. Total shirts: $5 + 10 = 15$.\n\nAnswer: 15"
 },
 {
  "idx": 767,
  "label": "easy",
  "cot": "40/4=10\n10/2=5\nAnswer: 5"
 },
 {
  "idx": 2208,
  "label": "hard",
  "cot": "6*4=24\n2*2=4\n24+4=28\nAnswer: 28"
 },
 {
  "idx": 1224,
  "label": "hard",
  "cot": "80*1.15=92\n92+28=120\n120*1.10=132\n\nAnswer: 132"
 },
 {
  "idx": 2956,
  "label": "hard",
  "cot": "20*0.8=16\n20-16=4\nAnswer: 4"
 },
 {
  "idx": 3234,
  "label": "hard",
  "cot": "124600/2=62300\n62300/10=6230\nAnswer: 6230"
 },
 {
  "idx": 941,
  "label": "easy",
  "cot": "3*2*80=480\nAnswer: 480"
 },
 {
  "idx": 1963,
  "label": "hard",
  "cot": "24000*0.12=2880\n2880*0.40=1152\nAnswer: 1152"
 },
 {
  "idx": 2522,
  "label": "hard",
  "cot": "L=15, S+L=23\nS = 23-15 = 8\n1L+3S = 15 + 3*8 = 15 + 24 = 39\nAnswer: 39"
 },
 {
  "idx": 7020,
  "label": "hard",
  "cot": "1. $1 \\text{ hour} \\times 4 \\text{ miles} = 4 \\text{ miles per walk}$\n2. $4 \\text{ days} \\times 4 \\text{ miles/day} = 16 \\text{ miles walked}$\n3. $(31 - 4) \\times 4 = 27 \\times 4 = 108 \\text{ miles}$\nAnswer: 108"
 },
 {
  "idx": 5969,
  "label": "hard",
  "cot": "100-10=90\n90*(2/3)=60\n60*(1/2)=30\nAnswer: 30"
 },
 {
  "idx": 2479,
  "label": "hard",
  "cot": "15*2=30\n45-30=15\n15/1.5=10\n\nAnswer: 10"
 },
 {
  "idx": 2691,
  "label": "easy",
  "cot": "36-8=28\n28/2=14\nAnswer: 14"
 },
 {
  "idx": 2451,
  "label": "hard",
  "cot": "7*2=14\n98/14=7\nAnswer: 7"
 },
 {
  "idx": 4594,
  "label": "easy",
  "cot": "A=30\nB=60\nC=40\nD=35\nTotal A+B+C+D=165\nUnregistered=185-165=20\nAnswer: 20"
 },
 {
  "idx": 3941,
  "label": "hard",
  "cot": "1. Calculate the average speed: $(36+34+38)/3 = 108/3 = 36$ mph.\n2. Find the difference between the required speed and the average speed: $40 - 36 = 4$ mph.\n3. The difference is how much faster he needs to go.\n\nAnswer: 4"
 },
 {
  "idx": 3883,
  "label": "easy",
  "cot": "Paul drinks 3 bottles per day.\nTwice Paul's amount is 2*3=6.\nDonald drinks 3 more than 6, so 6+3=9.\nAnswer: 9"
 },
 {
  "idx": 2815,
  "label": "easy",
  "cot": "Nora's current age is 10.\nTerry's age in 10 years will be $4 \\times 10 = 40$.\nTerry's current age is $40 - 10 = 30$.\nAnswer: 30"
 },
 {
  "idx": 1018,
  "label": "hard",
  "cot": "1. Total members are $3 \\times 2 + 5 + 2 = 13$.\n2. Ron gets a turn once every 13 weeks, so $52/13 = 4$.\n3. Ron gets to pick a new book 4 times a year.\n\nAnswer: 4"
 },
 {
  "idx": 3924,
  "label": "hard",
  "cot": "10+6+5+9=30\n30/15=2\n2*3.50=7.00\nAnswer: 7.00"
 },
 {
  "idx": 3494,
  "label": "hard",
  "cot": "24+80=104\n104/8=13\nAnswer: 13"
 },
 {
  "idx": 6019,
  "label": "easy",
  "cot": "100*3=300\n300-100=200\nAnswer: 200"
 },
 {
  "idx": 5628,
  "label": "hard",
  "cot": "60*3=180\n180+60=240\nAnswer: 240"
 },
 {
  "idx": 7326,
  "label": "easy",
  "cot": "20 + (5 * 7) = 55\n55\nAnswer: 55"
 },
 {
  "idx": 1275,
  "label": "hard",
  "cot": "20*10=200\n30*10=300\n(30/2)*10=150\n200+300+150=650\nAnswer: 650"
 },
 {
  "idx": 1364,
  "label": "hard",
  "cot": "14*450=6300\n120*5=600\n6300+600+200=7100\nAnswer: 7100"
 },
 {
  "idx": 712,
  "label": "hard",
  "cot": "3*1=3\n4*3=12\n2*5=10\n3+12+10=25\n50-25=25\nAnswer: 25"
 },
 {
  "idx": 6617,
  "label": "easy",
  "cot": "1. Increase amount is $102 - 85 = 17$.\n2. Percent increase is $(17 / 85) * 100 \\approx 20\\%$.\n3. $17 / 85 \\approx 0.2$, so $0.2 * 100 = 20$.\n\nAnswer: 20"
 },
 {
  "idx": 693,
  "label": "hard",
  "cot": "20-6=14\n14-9=5\n5-4=1\n\nAnswer: 1"
 },
 {
  "idx": 6142,
  "label": "hard",
  "cot": "1. First floor earnings: $3 \\times 15 = 45$\n2. Second floor earnings: $3 \\times 20 = 60$\n3. Third floor earnings: $2 \\times 15 \\times 2 = 60$\nAnswer: 165"
 },
 {
  "idx": 4251,
  "label": "hard",
  "cot": "1. Week 1: 2 miles.\n2. Week 2: $2 \\times 2 + 3 = 7$ miles.\n3. Week 3: $\\frac{9}{7} \\times 7 = 9$ miles; Week 4: $9 - 5 = 4$ miles.\n\nAnswer: 4"
 },
 {
  "idx": 3674,
  "label": "hard",
  "cot": "1. Let M be male attendees and F be female attendees.\n2. M + F = 120 and M = F + 4, so (F+4) + F = 120.\n3. 2F = 116, so F = 58; M = 58 + 4 = 62.\nAnswer: 62"
 },
 {
  "idx": 5852,
  "label": "easy",
  "cot": "4*15=60\n66-60=6\nAnswer: 6"
 },
 {
  "idx": 1779,
  "label": "hard",
  "cot": "4*365=1460\n2*1460=2920\n1460+2920=4380\nAnswer: 4380"
 },
 {
  "idx": 3465,
  "label": "hard",
  "cot": "5*5=25\n4*2=8\n74-25-8=41\nAnswer: 41"
 },
 {
  "idx": 3017,
  "label": "hard",
  "cot": "Mandy's age is 3.\nBrother's age is $4 \\times 3 = 12$.\nSister's age is $12 - 5 = 7$.\nDifference is $7 - 3 = 4$.\n\nAnswer: 4"
 },
 {
  "idx": 6366,
  "label": "easy",
  "cot": "40-3=37\n37-5+12=44\n44+10=54\nAnswer: 54"
 },
 {
  "idx": 6733,
  "label": "hard",
  "cot": "1. Area of one side is $5*4=20$ sq ft.\n2. Total area to paint is $20*2=40$ sq ft.\n3. Paint needed is $40/4=10$ quarts, so cost is $10*2=20$.\nAnswer: 20"
 },
 {
  "idx": 7074,
  "label": "hard",
  "cot": "1. Convert time to hours: $4 + 30/60 = 4.5$ hours.\n2. Calculate speed: $360 / 4.5 = 80$.\n3. Speed is 80 mph.\n\nAnswer: 80"
 },
 {
  "idx": 5750,
  "label": "hard",
  "cot": "20*30=600\n40*30=1200\n600+1200=1800\nAnswer: 1800"
 },
 {
  "idx": 7397,
  "label": "easy",
  "cot": "1000 - 200 = 800\n800 / 10 = 80\nAnswer: 80"
 },
 {
  "idx": 4307,
  "label": "hard",
  "cot": "100*3/4=75\n75*12=900\n900*400=360000\nAnswer: 360000"
 },
 {
  "idx": 5545,
  "label": "hard",
  "cot": "1. Cost per pot is $15.00 + 4 \\times 4.00 + 4 \\times 3.50 = 15.00 + 16.00 + 14.00 = 45.00$.\n2. Since there are 4 corners, the total cost is $45.00 \\times 4 = 180.00$.\n3. Answer: 180.00"
 },
 {
  "idx": 4072,
  "label": "hard",
  "cot": "8*347=2776\n6*375=2250\n2776-2250=526\nAnswer: 526"
 },
 {
  "idx": 1697,
  "label": "hard",
  "cot": "21-6=15\n6/2=3\n15-3=12\nAnswer: 12"
 },
 {
  "idx": 6532,
  "label": "hard",
  "cot": "1. Younger son's current age is $40 - 10 = 30$.\n2. Younger son's age in 30 years will be $30 + 30 = 60$.\n3. Answer: 60"
 },
 {
  "idx": 1768,
  "label": "hard",
  "cot": "20 + 2 + 1 = 23\n23 - (3 * 2) = 17\nAnswer: 17"
 },
 {
  "idx": 5107,
  "label": "easy",
  "cot": "1. $I = PRT \\implies 1500 = P \\times 0.12 \\times 1$\n2. $1500 = 0.12P$\n3. $P = 1500 / 0.12 = 12500$\n\nAnswer: 12500"
 },
 {
  "idx": 857,
  "label": "easy",
  "cot": "6/3=2\n4*2=8\n2+8=10\nAnswer: 10"
 },
 {
  "idx": 1621,
  "label": "hard",
  "cot": "2*2=4\n14*4=56\nAnswer: 56"
 },
 {
  "idx": 3096,
  "label": "hard",
  "cot": "1. Time difference is 8 hours ($11 \\text{ A.M.} - 3 \\text{ A.M.} = 8 \\text{ hours}$).\n2. Number of 2-hour intervals is $8 / 2 = 4$.\n3. Total temperature increase is $4 \\times 1.5 = 6$ degrees; final temperature is $50 + 6 = 56$.\n\nAnswer: 56"
 },
 {
  "idx": 4476,
  "label": "hard",
  "cot": "58\n58*3=174\n58+174=232\nAnswer: 232"
 },
 {
  "idx": 1239,
  "label": "hard",
  "cot": "Area is $8*7=56$ sq ft.\nCost of new floor is $56*1.25=70$.\nTotal cost is $50+70=120$.\nAnswer: 120"
 },
 {
  "idx": 4619,
  "label": "hard",
  "cot": "8*9=72\n72-50=22\nAnswer: 22"
 },
 {
  "idx": 5229,
  "label": "hard",
  "cot": "4*25=100\n500/4=125\n125/25=5\n\nAnswer: 5"
 },
 {
  "idx": 3467,
  "label": "easy",
  "cot": "1. Calculate the number of bills George has: $(25 - 15) \\times 1 = 10$ bills.\n2. Calculate the number of bills spent and remaining: $10 \\times 0.20 = 2$ spent; $10 - 2 = 8$ remaining.\n3. Calculate the total amount received: $8 \\times 1.5 = 12$.\n\nAnswer: 12"
 },
 {
  "idx": 7189,
  "label": "hard",
  "cot": "11+13=24\n24+1=25\n13/25*100=52\n\nAnswer: 52"
 },
 {
  "idx": 4058,
  "label": "easy",
  "cot": "Brother's age in 6 years is 30.\nBrother's current age is $30 - 6 = 24$.\nDog's current age is $24 / 4 = 6$.\nDog's age in 6 years is $6 + 6 = 12$.\n\nAnswer: 12"
 },
 {
  "idx": 7272,
  "label": "hard",
  "cot": "120/5=24\n4+5+6=15\n24-15=9\nAnswer: 9"
 },
 {
  "idx": 4084,
  "label": "hard",
  "cot": "12-2=10\n10*3/5=6\n10-6=4\nAnswer: 4"
 },
 {
  "idx": 7165,
  "label": "hard",
  "cot": "1000/2=500\n500/2=250\n1000-500-250=250\n\nAnswer: 250"
 },
 {
  "idx": 1654,
  "label": "hard",
  "cot": "225+125+225+125=700\n700-3-10=687\nAnswer: 687"
 },
 {
  "idx": 4446,
  "label": "hard",
  "cot": "1. Adults are $12 - 2 = 10$.\n2. Deposit is $20 + (10 \\times 3) + (2 \\times 1) = 20 + 30 + 2 = 52$.\n3. Hans has to pay $52.\n\nAnswer: 52"
 },
 {
  "idx": 79,
  "label": "hard",
  "cot": "40-10=30\n40+30=70\nAnswer: 70"
 },
 {
  "idx": 5780,
  "label": "easy",
  "cot": "2000*0.30=600\n2000-600=1400\nAnswer: 1400"
 },
 {
  "idx": 2607,
  "label": "hard",
  "cot": "8/2=4\n4-1=3\n3*600-300=1500\n\nAnswer: 1500"
 },
 {
  "idx": 290,
  "label": "easy",
  "cot": "1. Adults = 3; Girls = 7; Total people = 10.\n2. Eggs for adults = $3 \\times 3 = 9$; Eggs for girls = $7 \\times 1 = 7$; Remaining eggs for boys = $36 - 9 - 7 = 20$.\n3. Let $x$ be eggs for a girl (1), boys get $1+x$. $B(1+x) = 20 \\implies B(2) = 20 \\implies B = 10$."
 },
 {
  "idx": 4301,
  "label": "hard",
  "cot": "4*3=12\n2*3=6\n1*3=3\n12+6+3=21\nAnswer: 21"
 },
 {
  "idx": 1277,
  "label": "easy",
  "cot": "64/4=16\n16-3=13\nAnswer: 13"
 },
 {
  "idx": 3104,
  "label": "hard",
  "cot": "200*0.20=40\n40-10=30\nAnswer: 30"
 },
 {
  "idx": 4775,
  "label": "hard",
  "cot": "Matt's current age is 5.\nKaylee's age in 7 years will be $3 \\times 5 = 15$.\nKaylee's current age is $15 - 7 = 8$.\nAnswer: 8"
 },
 {
  "idx": 2411,
  "label": "hard",
  "cot": "1. $800 * 0.20 = 160$\n2. $800 - 160 = 640$\n3. $640 / 40 = 16$\n\nAnswer: 16"
 },
 {
  "idx": 6611,
  "label": "hard",
  "cot": "8*3=24\n6*2=12\n24+12=36\nAnswer: 36"
 },
 {
  "idx": 3853,
  "label": "hard",
  "cot": "2800/350=8\n8*0.25=2\nAnswer: 2"
 },
 {
  "idx": 543,
  "label": "easy",
  "cot": "25*50=1250\n4*25=100\n1250-100=1150\nAnswer: 1150"
 },
 {
  "idx": 4231,
  "label": "hard",
  "cot": "25*1/2=12.5\n4000/200=20\n12.5*20=250\n\nAnswer: 250"
 },
 {
  "idx": 1843,
  "label": "hard",
  "cot": "20/2=10\n300/10=30\nAnswer: 30"
 },
 {
  "idx": 332,
  "label": "easy",
  "cot": "60000*0.18=10800\n60000-10800=49200\nAnswer: 49200"
 },
 {
  "idx": 2461,
  "label": "hard",
  "cot": "20000-1000*6=14000\nAnswer: 14000"
 },
 {
  "idx": 125,
  "label": "easy",
  "cot": "20+3*10=50\n20+30=50\nAnswer: 50"
 },
 {
  "idx": 6216,
  "label": "hard",
  "cot": "1. Calculate the original budget: $15 \\times 5 = 75$.\n2. Calculate the new budget: $75 \\times 1.20 = 90$.\n3. Calculate the number of softballs: $90 \\div 9 = 10$.\n\nAnswer: 10"
 },
 {
  "idx": 1316,
  "label": "hard",
  "cot": "2*6=12\n12*(2/3)=8\nAnswer: 8"
 },
 {
  "idx": 1219,
  "label": "hard",
  "cot": "2*8=16\n6*2=12\n3*3=9\n16+12+9=37\nAnswer: 37"
 },
 {
  "idx": 3774,
  "label": "easy",
  "cot": "18\n18/6=3\n3*2=6\nAnswer: 6"
 },
 {
  "idx": 3041,
  "label": "easy",
  "cot": "125+223=348\n493-348=145\nAnswer: 145"
 },
 {
  "idx": 3131,
  "label": "easy",
  "cot": "16\n8\n24\n\nAnswer: 24"
 },
 {
  "idx": 4340,
  "label": "easy",
  "cot": "20*10=200\n20/2=10\n200+100=300\nAnswer: 300"
 },
 {
  "idx": 742,
  "label": "hard",
  "cot": "8*1.5=12\n12*7=84\nAnswer: 84"
 },
 {
  "idx": 4243,
  "label": "easy",
  "cot": "20000*0.10=2000\n20000+2000=22000\nAnswer: 22000"
 },
 {
  "idx": 625,
  "label": "easy",
  "cot": "14\n28\n42\n\nAnswer: 42"
 },
 {
  "idx": 1688,
  "label": "hard",
  "cot": "8.5 + 9.5 = 18\n18 pints * 2 cups/pint = 36\nAnswer: 36"
 },
 {
  "idx": 4386,
  "label": "hard",
  "cot": "30*4=120\n12*5=60\n120+60=180\nAnswer: 180"
 },
 {
  "idx": 4903,
  "label": "hard",
  "cot": "4700-4300=400\n400/2=200\nAnswer: 200"
 },
 {
  "idx": 3422,
  "label": "hard",
  "cot": "2*2000=4000\n4000/100=40\n40*10=400\nAnswer: 400"
 },
 {
  "idx": 6926,
  "label": "hard",
  "cot": "7\n14\n19\n\nAnswer: 19"
 },
 {
  "idx": 4803,
  "label": "hard",
  "cot": "2*2.00=4.00\n4.00+2.00+0.50+1.50=8.00\n8.00/8=1.00\nAnswer: 1.00"
 },
 {
  "idx": 7252,
  "label": "hard",
  "cot": "10*2.00=20\n10*(2.00+1.00)=30\n20+30=50\nAnswer: 50"
 },
 {
  "idx": 6068,
  "label": "hard",
  "cot": "25-8=17\n17/2=8.5\n17-8.5-2.5=6\n\nAnswer: 6"
 },
 {
  "idx": 1490,
  "label": "easy",
  "cot": "10-3-1-3=3\nAnswer: 3"
 },
 {
  "idx": 4042,
  "label": "hard",
  "cot": "8000+4000=12000\n12000/20=600\n300+600=900\nAnswer: 900"
 },
 {
  "idx": 2146,
  "label": "easy",
  "cot": "14*3=42\n42-10=32\nAnswer: 32"
 },
 {
  "idx": 2480,
  "label": "easy",
  "cot": "30-12=18\n18*2=36\nAnswer: 36"
 },
 {
  "idx": 3342,
  "label": "hard",
  "cot": "Don eats 80 pizzas.\nDaria eats $2.5 \\times 80 = 200$ pizzas.\nTotal eaten is $80 + 200 = 280$ pizzas.\nAnswer: 280"
 },
 {
  "idx": 3143,
  "label": "hard",
  "cot": "5 chocolate bars\n7*5=35 M&Ms\n6*35=210 marshmallows\n5+35+210=250 total candies\n250/10=25 baskets\nAnswer: 25"
 },
 {
  "idx": 1341,
  "label": "easy",
  "cot": "15*2=30\n60-30=30\nAnswer: 30"
 },
 {
  "idx": 1043,
  "label": "hard",
  "cot": "2500+3500+2000=8000\n8000*0.10=800\n8000-800=7200\nAnswer: 7200"
 },
 {
  "idx": 2351,
  "label": "hard",
  "cot": "4/5*40=32\n32*15=480\nAnswer: 480"
 },
 {
  "idx": 454,
  "label": "hard",
  "cot": "12+5+5+2=24\n30-24=6\nAnswer: 6"
 },
 {
  "idx": 294,
  "label": "easy",
  "cot": "95-14=81\n81-25=56\n56-6=50\nAnswer: 50"
 },
 {
  "idx": 7290,
  "label": "hard",
  "cot": "300/2=150\n150/2=75\nAnswer: 75"
 },
 {
  "idx": 5875,
  "label": "easy",
  "cot": "8 + 21 = 29\n29"
 },
 {
  "idx": 5517,
  "label": "hard",
  "cot": "2.5 hours * 60 min/hr = 150 min\n1.5 hours * 60 min/hr = 90 min\n150 + 90 = 240 min\n240 - 97 = 143 min\n\nAnswer: 143"
 },
 {
  "idx": 5723,
  "label": "hard",
  "cot": "160*3=480\n480-210=270\nAnswer: 270"
 },
 {
  "idx": 2889,
  "label": "hard",
  "cot": "1. Calculate the percentage of guests who responded: $83\\% + 9\\% = 92\\%$.\n2. Calculate the percentage of guests who did not respond: $100\\% - 92\\% = 8\\%$.\n3. Calculate the number of guests who did not respond: $200 \\times 0.08 = 16$.\n\nAnswer: 16"
 },
 {
  "idx": 3368,
  "label": "hard",
  "cot": "6*50=300\n3*300=900\n300+900=1200\nAnswer: 1200"
 },
 {
  "idx": 5011,
  "label": "hard",
  "cot": "40*0.25=10\n40-10=30\n30*5=150\nAnswer: 150"
 },
 {
  "idx": 3819,
  "label": "hard",
  "cot": "50-3=47\n47+5=52\n52-15=37\nAnswer: 37"
 },
 {
  "idx": 3857,
  "label": "hard",
  "cot": "80*0.30=24\n24/2=12\nAnswer: 12"
 },
 {
  "idx": 5057,
  "label": "easy",
  "cot": "21/3=7\n21-7=14\nAnswer: 14"
 },
 {
  "idx": 862,
  "label": "hard",
  "cot": "575/5=115\n130-115=15\nAnswer: 15"
 },
 {
  "idx": 5179,
  "label": "hard",
  "cot": "200*0.8=160\n160*8=1280\n80+1280=1360\nAnswer: 1360"
 },
 {
  "idx": 2427,
  "label": "hard",
  "cot": "210+420+150=780\n780/3=260\nAnswer: 260"
 },
 {
  "idx": 6459,
  "label": "hard",
  "cot": "Juliet's age is 10.\nMaggie's age is $10-3=7$ and Ralph's age is $10+2=12$.\n$7+12=19$.\nAnswer: 19"
 },
 {
  "idx": 1041,
  "label": "easy",
  "cot": "650*0.8=520\n650-520=130\nAnswer: 130"
 },
 {
  "idx": 6109,
  "label": "hard",
  "cot": "3+5+2=10\n10-4=6\nAnswer: 6"
 },
 {
  "idx": 6434,
  "label": "hard",
  "cot": "1*4=80\n80/20=4\n4*1.50=6\n10-6=4\nAnswer: 4"
 },
 {
  "idx": 3641,
  "label": "easy",
  "cot": "21-5=16\n16-7=9\nAnswer: 9"
 },
 {
  "idx": 3043,
  "label": "hard",
  "cot": "14+3*14=56\n56/2=28\nAnswer: 28"
 },
 {
  "idx": 6198,
  "label": "hard",
  "cot": "Keith=3\nLarry=3*3=9\nDanny=9+5=14\n3+9+14=26\nAnswer: 26"
 },
 {
  "idx": 7388,
  "label": "hard",
  "cot": "91 hours\n8*7=56 hours\n91-56=35\nAnswer: 35"
 },
 {
  "idx": 3982,
  "label": "hard",
  "cot": "Niraj = 80\nBrittany = 3 * 80 = 240\nAngela = 3 * Brittany = 3 * 240 = 720\nTotal = Niraj + Brittany + Angela = 80 + 240 + 720 = 1040\n\nAnswer: 1040"
 },
 {
  "idx": 2092,
  "label": "easy",
  "cot": "Eduardo taught 3 classes.\nFrankie taught $3 \\times 2 = 6$ classes.\n$3 + 6 = 9$.\nAnswer: 9"
 },
 {
  "idx": 4684,
  "label": "hard",
  "cot": "Let $x$ be the amount of rain in the first hour.\nThe rain in the second hour is $2x + 7$.\nThe total rain is $x + (2x + 7) = 22$.\n$3x + 7 = 22$.\n$3x = 22 - 7$.\n$3x = 15$.\n$x = 15 / 3$.\n$x = 5$.\n\nAnswer: 5"
 },
 {
  "idx": 1881,
  "label": "easy",
  "cot": "5*7=35\n35*4=140\nAnswer: 140"
 },
 {
  "idx": 6359,
  "label": "easy",
  "cot": "4*20=80\n80+2*20=120\nAnswer: 120"
 },
 {
  "idx": 7280,
  "label": "hard",
  "cot": "4*3=12\n12*5=60\nAnswer: 60"
 },
 {
  "idx": 4290,
  "label": "hard",
  "cot": "180/3=60\n2/3*180=120\n140-120=20\nAnswer: 20"
 },
 {
  "idx": 3441,
  "label": "hard",
  "cot": "100*3=300\n300+5=305\n305-100=205\nAnswer: 205"
 },
 {
  "idx": 4636,
  "label": "hard",
  "cot": "32+13+15=60\n60-20=40\nAnswer: 40"
 },
 {
  "idx": 688,
  "label": "easy",
  "cot": "180*0.75=135\n180-135=45\nAnswer: 45"
 },
 {
  "idx": 812,
  "label": "hard",
  "cot": "22+13=35\n22/2=11; 13*2=26\n35+11+26=72\nAnswer: 72"
 },
 {
  "idx": 3401,
  "label": "hard",
  "cot": "Gerald has 8 notebooks.\nJack has $8+13=21$ notebooks initially.\nJack has $21-5-6=10$ notebooks left.\nAnswer: 10"
 },
 {
  "idx": 6015,
  "label": "hard",
  "cot": "James' current age is $27+3=30$.\nMatt's age in 5 years will be $2 \\times (30+5) = 2 \\times 35 = 70$.\nMatt's current age is $70-5=65$.\nAnswer: 65"
 },
 {
  "idx": 3416,
  "label": "hard",
  "cot": "40+50+65+36+82+72+26=371\n371/7=53\nAnswer: 53"
 },
 {
  "idx": 4068,
  "label": "hard",
  "cot": "1. $3 \\times 8 = 24$\n2. $3 \\times 6 = 18$\n3. $24 + 18 = 42$\n\nAnswer: 42"
 },
 {
  "idx": 2069,
  "label": "hard",
  "cot": "80*0.30=24\n80-24=56\n56+6=62\nAnswer: 62"
 },
 {
  "idx": 2887,
  "label": "hard",
  "cot": "75-15=60\n60-20=40\nAnswer: 40"
 },
 {
  "idx": 576,
  "label": "hard",
  "cot": "15+20=35\n15+35=50\nAnswer: 50"
 },
 {
  "idx": 240,
  "label": "hard",
  "cot": "7*18=126\n6*18=108\n126-108=18\nAnswer: 18"
 },
 {
  "idx": 2849,
  "label": "hard",
  "cot": "Breakfast cost: $0.95 + $0.85 = $1.80\nLunch cost: $4.65 + $1.15 = $5.80\nDifference: $5.80 - $1.80 = $4.00\n\nAnswer: 4.00"
 },
 {
  "idx": 6801,
  "label": "hard",
  "cot": "18/36*64\n1/2*64\n32\nAnswer: 32"
 },
 {
  "idx": 1888,
  "label": "hard",
  "cot": "15*12=180\n200-180=20\nAnswer: 20"
 },
 {
  "idx": 6709,
  "label": "hard",
  "cot": "5*20=100\n3*12=36\n4*30=120\n100+36+120+5=261\n400-261=139\n\nAnswer: 139"
 },
 {
  "idx": 7319,
  "label": "easy",
  "cot": "1. Distance = 4 * 50 = 200 miles\n2. Time = 200 / 100 = 2 hours\n3. Answer: 2"
 },
 {
  "idx": 26,
  "label": "easy",
  "cot": "2 * 0.20 = 0.4\n0.4 * 1000 = 400\nAnswer: 400"
 },
 {
  "idx": 1677,
  "label": "hard",
  "cot": "1. $2 \\times 3.20 + 2 \\times 1.90 + 2 \\times 2.40 = 6.40 + 3.80 + 4.80 = 15.00$\n2. $18.00 - 15.00 = 3.00$\n3. Answer: 3.00"
 },
 {
  "idx": 7380,
  "label": "hard",
  "cot": "240*0.60=144\n144*0.50=72\nAnswer: 72"
 },
 {
  "idx": 6127,
  "label": "easy",
  "cot": "3*2=6\n6*2=12\n12*2=24\n24*2=48\nAnswer: 48"
 },
 {
  "idx": 2402,
  "label": "easy",
  "cot": "39/3 is not an integer, so we assume the problem implies rounding or an error in the problem statement, but we proceed with the calculation based on the fraction.\n$39 \\div 3 = 13$\n$39 - 13 = 26$\nAnswer: 26"
 },
 {
  "idx": 4954,
  "label": "hard",
  "cot": "610-49-81=480\n480/5=96\nAnswer: 96"
 },
 {
  "idx": 1907,
  "label": "easy",
  "cot": "240/10=24\n24/2=12\nAnswer: 12"
 },
 {
  "idx": 7038,
  "label": "easy",
  "cot": "7-2=5\n6-3=3\n5+3=8\nAnswer: 8"
 },
 {
  "idx": 1162,
  "label": "easy",
  "cot": "200-80=120\n120/20=6\nAnswer: 6"
 },
 {
  "idx": 3719,
  "label": "easy",
  "cot": "10*2=20\n20+20=40\n75-30=45\nAnswer: 45"
 },
 {
  "idx": 920,
  "label": "hard",
  "cot": "10*2=20\n5*10=50\n100*5=500\n20+50+500=570\nAnswer: 570"
 },
 {
  "idx": 3905,
  "label": "hard",
  "cot": "12*5=60\n60*5=300\nAnswer: 300"
 },
 {
  "idx": 2821,
  "label": "hard",
  "cot": "15 pounds * 16 oz/lb = 240 ounces\n240 ounces / 12 ounces/steak = 20 steaks\nAnswer: 20"
 },
 {
  "idx": 2967,
  "label": "hard",
  "cot": "175*3=525\n525*0.20=105\n105-50=55\n\nAnswer: 55"
 },
 {
  "idx": 3877,
  "label": "easy",
  "cot": "4.5 - 1 = 3.5\n3.5 / 0.7 = 5\nAnswer: 5"
 },
 {
  "idx": 2397,
  "label": "hard",
  "cot": "1. Nathan's total hours: $3 \\text{ hours/day} \\times 14 \\text{ days} = 42$ hours.\n2. Tobias's total hours: $5 \\text{ hours/day} \\times 7 \\text{ days} = 35$ hours.\n3. Total hours: $42 + 35 = 77$ hours.\n\nAnswer: 77"
 },
 {
  "idx": 7195,
  "label": "easy",
  "cot": "40+2.25*x=76\n2.25*x=36\nx=16"
 },
 {
  "idx": 4531,
  "label": "hard",
  "cot": "12*2+9*3=24+27\n24+27=51\nAnswer: 51"
 },
 {
  "idx": 1507,
  "label": "hard",
  "cot": "Fritz = 40\nSean = 40/2 + 4 = 24\nRick = 3 * 24 = 72\nAnswer: 96"
 },
 {
  "idx": 4368,
  "label": "hard",
  "cot": "Perimeter is $2 \\times (20 + 60) = 160$ feet.\nTape left is $250 - 160 = 90$ feet.\nAnswer: 90"
 },
 {
  "idx": 1025,
  "label": "easy",
  "cot": "800*0.20=160\n800-160=640\nAnswer: 640"
 },
 {
  "idx": 2587,
  "label": "hard",
  "cot": "4\n8\n24\nAnswer: 36"
 },
 {
  "idx": 6183,
  "label": "easy",
  "cot": "4*3=12\n12/2=6\nAnswer: 6"
 },
 {
  "idx": 7053,
  "label": "hard",
  "cot": "20-3=17\n4*3=12\n17+30-12=35\nAnswer: 35"
 },
 {
  "idx": 5752,
  "label": "hard",
  "cot": "C=30\nW=3*30=90\nM=2*90=180\nTotal=30+90+180=300\nAnswer: 300"
 },
 {
  "idx": 3414,
  "label": "easy",
  "cot": "3*4*2=24\n24*3=72\nAnswer: 72"
 },
 {
  "idx": 1165,
  "label": "hard",
  "cot": "2*20*40*3=4800\n4800*8=38400\nAnswer: 38400"
 },
 {
  "idx": 2441,
  "label": "easy",
  "cot": "30/3=10\n10/2=5\nAnswer: 5"
 },
 {
  "idx": 2032,
  "label": "hard",
  "cot": "250-120=130\n130+35=165\n165-15=150\nAnswer: 150"
 },
 {
  "idx": 3643,
  "label": "easy",
  "cot": "8*3=24\n12*3=36\n24+36=60\nAnswer: 60"
 },
 {
  "idx": 3024,
  "label": "easy",
  "cot": "7+10=17\n2*17=34\nAnswer: 34"
 },
 {
  "idx": 4335,
  "label": "hard",
  "cot": "5*12=60\n60*20=1200\nAnswer: 1200"
 },
 {
  "idx": 69,
  "label": "hard",
  "cot": "7*5=35\n35+14=49\nAnswer: 49"
 },
 {
  "idx": 2626,
  "label": "hard",
  "cot": "50.00 * 0.90 = 45.00\n5.50 * 2 = 11.00\n45.00 + 11.00 + 10.00 = 66.00\nAnswer: 66.00"
 },
 {
  "idx": 745,
  "label": "hard",
  "cot": "500*2*1=1000\n500*4*0.5=1000\n1000+1000=2000\nAnswer: 2000"
 },
 {
  "idx": 1519,
  "label": "hard",
  "cot": "15*10=150\n15*6=90\n15*14=210\n150+90+210=450\nAnswer: 450"
 },
 {
  "idx": 889,
  "label": "hard",
  "cot": "1. $800 - 240 = 560$\n2. $560 / 80 = 7$\n3. Answer: 7"
 },
 {
  "idx": 2268,
  "label": "hard",
  "cot": "1. Convert 6 hours to minutes: $6 \\times 60 = 360$ minutes.\n2. Calculate total worms found: $360 \\div 15 = 24$ worms.\n3. Calculate number of toads: $24 \\div 3 = 8$ toads.\n\nAnswer: 8"
 },
 {
  "idx": 918,
  "label": "hard",
  "cot": "20.5*10=205\n6*4.5=27\n205+27=232\n\nAnswer: 232"
 },
 {
  "idx": 5637,
  "label": "hard",
  "cot": "10*45=450\n5*100=500\n500-450=50\nAnswer: 50"
 },
 {
  "idx": 1260,
  "label": "easy",
  "cot": "66+12*3=102\n12*3=36\n66+36=102\nAnswer: 102"
 },
 {
  "idx": 6518,
  "label": "hard",
  "cot": "50+8=58\n58+8=66\n66+8=74\n74+8=82\n82+8=90\nAnswer: 90"
 },
 {
  "idx": 5755,
  "label": "easy",
  "cot": "Mary is half of John's age: $M = J/2$.\nJohn is twice Mary's age: $J = 2M$.\nJohn is half of Tonya's age: $J = T/2$.\n$J = 60/2 = 30$.\n$M = 30/2 = 15$.\nAverage age is $(J+M+T)/3 = (30+15+60)/3 = 105/3 = 35$.\nAnswer: 35"
 },
 {
  "idx": 3654,
  "label": "hard",
  "cot": "20*1.5=30\n30+20=50\n50/5=10\nAnswer: 60"
 },
 {
  "idx": 6288,
  "label": "hard",
  "cot": "27+37=64\n83-64=19\nAnswer: 19"
 },
 {
  "idx": 1431,
  "label": "hard",
  "cot": "120/3=40\nSpeed is 40 mph\n200/40=5\n\nAnswer: 5"
 },
 {
  "idx": 2031,
  "label": "hard",
  "cot": "Campbell = 35\nKelsey = 35 + 8 = 43\nMartin = 43 - 3 = 40\n\nAnswer: 40"
 },
 {
  "idx": 4287,
  "label": "easy",
  "cot": "25-8-12=5\n8*1+12*0.5=14\n25-14=11\n\nAnswer: 11"
 },
 {
  "idx": 5173,
  "label": "easy",
  "cot": "6*4=24\n4*4=16\n24+16=40\nAnswer: 40"
 },
 {
  "idx": 3959,
  "label": "easy",
  "cot": "1. Find the price per kg: $6 / 2 = 3$.\n2. Calculate the cost for 12 kg: $12 * 3 = 36$.\nAnswer: 36"
 },
 {
  "idx": 1668,
  "label": "hard",
  "cot": "1. $60 / 4 = 15$ pounds of rocks.\n2. $15 \\text{ pounds} / 1.5 \\text{ pounds/rock} = 10$ rocks.\n3. Answer: 10"
 },
 {
  "idx": 2414,
  "label": "hard",
  "cot": "1. Calculate speed: $2000 \\text{ m} / 2 \\text{ h} = 1000 \\text{ m/h}$.\n2. Calculate time: $10000 \\text{ m} / 1000 \\text{ m/h} = 10 \\text{ hours}$.\n3. Convert to hours/minutes if needed (not required by prompt, but $10$ is the answer).\n\nAnswer: 10"
 },
 {
  "idx": 3678,
  "label": "hard",
  "cot": "1. $23 - 5 = 18$\n2. $18 / 3 = 6$\n3. $1 + 6 = 7$\nAnswer: 7"
 },
 {
  "idx": 2445,
  "label": "hard",
  "cot": "Eyes = 3\nWrinkles = 3 * 3 = 9\nSpots = 7 * 9 = 63\nCombined spots and wrinkles = 63 + 9 = 72\nDifference = 72 - 3 = 69\n\nAnswer: 69"
 },
 {
  "idx": 937,
  "label": "easy",
  "cot": "50*0.30=15\n50-15=35\nAnswer: 35"
 },
 {
  "idx": 4466,
  "label": "hard",
  "cot": "1. Total windows: $3 \\text{ windows/floor} \\times 3 \\text{ floors} = 9$ windows.\n2. Total earnings from windows: $9 \\text{ windows} \\times \\$2/\\text{window} = \\$18$.\n3. Deduction for time: $\\lfloor 6 \\text{ days} / 3 \\text{ days} \\rfloor \\times \\$1 = 2 \\times \\$1 = \\$2$.\n4. Total payment: $\\$18 - \\$2 = \\$16$.\n\nAnswer:"
 },
 {
  "idx": 4990,
  "label": "easy",
  "cot": "140 - (2 * 5) = 130\n10 - 2 = 8\nAnswer: 8"
 },
 {
  "idx": 5785,
  "label": "hard",
  "cot": "5\n4+5=9\n35-5-9-10=11 (Assuming autobiographies are 2 times fiction, $2 \\times 5 = 10$)\nAnswer: 11"
 },
 {
  "idx": 3861,
  "label": "hard",
  "cot": "2*400=800\n2*340=680\n800+680=1480\nAnswer: 1480"
 },
 {
  "idx": 758,
  "label": "hard",
  "cot": "5+28=33\n20+20+3=43\n43-33=10\nAnswer: 10"
 },
 {
  "idx": 5555,
  "label": "hard",
  "cot": "120*6=720\n120+720=840\nAnswer: 840"
 },
 {
  "idx": 989,
  "label": "hard",
  "cot": "7+8=15\n105/15=7\nAnswer: 7"
 },
 {
  "idx": 7239,
  "label": "hard",
  "cot": "10*4+5*5=65\n10*5+5*8=90\n65+90=155\nAnswer: 155"
 },
 {
  "idx": 4764,
  "label": "easy",
  "cot": "15*0.40=6\n15+6=21\nAnswer: 21"
 },
 {
  "idx": 3642,
  "label": "hard",
  "cot": "45-7=38\n38+45=83\nAnswer: 83"
 },
 {
  "idx": 698,
  "label": "easy",
  "cot": "16 * 0.5 = 8\n16 - 8 = 8\nAnswer: 8"
 }
]