messages
listlengths
2
2
difficulty
stringclasses
3 values
tags
listlengths
1
3
[ { "role": "user", "content": "Calculate: -459 mod 246" }, { "role": "assistant", "content": "<reasoning>\n-459 mod 246: -459 = 246 × -2 + 33, so remainder = 33.\n</reasoning>\nFinal Answer: 33" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Given A = [7, 11, 14, 16, 18] and B = [4, 5, 12, 13, 14, 15, 18], find A difference B." }, { "role": "assistant", "content": "<reasoning>\nA - B contains elements in A but not in B. Result = [7, 11, 16].\n</reasoning>\nFinal Answer: [7, 11, 16]" } ]
medium
[ "set_theory" ]
[ { "role": "user", "content": "An item costs ₹1698. If sales tax is 28%, what is the total price?" }, { "role": "assistant", "content": "<reasoning>\nTax amount = 1698 × 28/100 = 475.44. Total = 1698 + 475.44 = 2173.44.\n</reasoning>\nFinal Answer: 2173.44" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Find the area of a rectangle with length 66 and width 71." }, { "role": "assistant", "content": "<reasoning>\nArea = length × width = 66 × 71 = 4686.\n</reasoning>\nFinal Answer: 4686" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Find the area of a rectangle with length 38 and width 49." }, { "role": "assistant", "content": "<reasoning>\nArea = length × width = 38 × 49 = 1862.\n</reasoning>\nFinal Answer: 1862" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Find the median of: [42, 74, 1, 68, 67, 52, 32]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [1, 32, 42, 52, 67, 68, 74]. Middle value(s) → median = 52.\n</reasoning>\nFinal Answer: 52" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "Calculate: -457 - 811" }, { "role": "assistant", "content": "<reasoning>\nSubtract 811 from -457: -457 - 811 = -1268.\n</reasoning>\nFinal Answer: -1268" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "If the ratio of A to B is 14:28 and A = 67, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 14/28, so B = A × (28/14) = 67 × 28/14 = 134.0.\n</reasoning>\nFinal Answer: 134.0" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹5495 at 15% per annum for 4 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 5495 × 15 × 4 / 100 = 3297.0.\n</reasoning>\nFinal Answer: 3297.0" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Find the mean of: [52, 44, 90, 68, 99, 30, 97, 12, 78, 95]" }, { "role": "assistant", "content": "<reasoning>\nMean = sum/count = 665/10 = 66.5.\n</reasoning>\nFinal Answer: 66.5" } ]
easy
[ "statistics", "mean" ]
[ { "role": "user", "content": "Find the area of a parallelogram with base 67 and height 99." }, { "role": "assistant", "content": "<reasoning>\nArea = base × height = 67 × 99 = 6633.\n</reasoning>\nFinal Answer: 6633" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 11 and common difference 17, find the 39th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 11 + (39-1)×17 = 11 + 646 = 657.\n</reasoning>\nFinal Answer: 657" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Solve for x: 25x + -49 = -1299" }, { "role": "assistant", "content": "<reasoning>\nSubtract -49 from both sides: 25x = -1250. Divide by 25: x = -50.\n</reasoning>\nFinal Answer: -50" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Solve for x: 25x + -32 = 718" }, { "role": "assistant", "content": "<reasoning>\nSubtract -32 from both sides: 25x = 750. Divide by 25: x = 30.\n</reasoning>\nFinal Answer: 30" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: -307 × 785" }, { "role": "assistant", "content": "<reasoning>\nMultiply -307 by 785: -307 × 785 = -240995.\n</reasoning>\nFinal Answer: -240995" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 10x + -20 = 10" }, { "role": "assistant", "content": "<reasoning>\nSubtract -20 from both sides: 10x = 30. Divide by 10: x = 3.\n</reasoning>\nFinal Answer: 3" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹17029 at 7% per annum for 9 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 17029 × 7 × 9 / 100 = 10728.27.\n</reasoning>\nFinal Answer: 10728.27" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "What is 45% of 459?" }, { "role": "assistant", "content": "<reasoning>\n45% of 459 = (45/100) × 459 = 206.55.\n</reasoning>\nFinal Answer: 206.55" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Find the mean of: [77, 89, 38, 19, 8, 79, 70, 31, 21]" }, { "role": "assistant", "content": "<reasoning>\nMean = sum/count = 432/9 = 48.0.\n</reasoning>\nFinal Answer: 48.0" } ]
easy
[ "statistics", "mean" ]
[ { "role": "user", "content": "Given A = [6, 9, 13] and B = [5, 9, 11, 12, 14, 17, 18], find A union B." }, { "role": "assistant", "content": "<reasoning>\nUnion includes all elements from both sets. Result = [5, 6, 9, 11, 12, 13, 14, 17, 18].\n</reasoning>\nFinal Answer: [5, 6, 9, 11, 12, 13, 14...
medium
[ "set_theory" ]
[ { "role": "user", "content": "Calculate: -286 + -962" }, { "role": "assistant", "content": "<reasoning>\nAdd -286 and -962: -286 + -962 = -1248.\n</reasoning>\nFinal Answer: -1248" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the area of a triangle with base 19 and height 96." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × base × height = 0.5 × 19 × 96 = 912.0.\n</reasoning>\nFinal Answer: 912.0" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Decrease 788 by 12%." }, { "role": "assistant", "content": "<reasoning>\nDecrease by 12%: 788 × (1 - 12/100) = 788 × 0.88 = 693.44.\n</reasoning>\nFinal Answer: 693.44" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate: -181 mod -535" }, { "role": "assistant", "content": "<reasoning>\n-181 mod -535: -181 = -535 × 0 + -181, so remainder = -181.\n</reasoning>\nFinal Answer: -181" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "A train travels at 95 km/h. How far does it travel in 7 hours and 25 minutes?" }, { "role": "assistant", "content": "<reasoning>\nTime = 7 + 25/60 = 7.4167 hours. Distance = speed × time = 95 × 7.4167 = 704.5833 km.\n</reasoning>\nFinal Answer: 704.5833" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Simplify: 15/10 - 14/9" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 15/10 - 14/9. LCD = 18. Result = -1/18.\n</reasoning>\nFinal Answer: -1/18" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Evaluate using order of operations: 23 + 4 ** 2 - 49" }, { "role": "assistant", "content": "<reasoning>\nExponent first: 4²=16, then 23+16-49=-10.\n</reasoning>\nFinal Answer: -10" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Calculate: 797 × -227" }, { "role": "assistant", "content": "<reasoning>\nMultiply 797 by -227: 797 × -227 = -180919.\n</reasoning>\nFinal Answer: -180919" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: 493 - 227" }, { "role": "assistant", "content": "<reasoning>\nSubtract 227 from 493: 493 - 227 = 266.\n</reasoning>\nFinal Answer: 266" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 11x + 39 = -27" }, { "role": "assistant", "content": "<reasoning>\nSubtract 39 from both sides: 11x = -66. Divide by 11: x = -6.\n</reasoning>\nFinal Answer: -6" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the perimeter of a rectangle with length 38 and width 69." }, { "role": "assistant", "content": "<reasoning>\nPerimeter = 2(l + w) = 2(38+69) = 2×107 = 214.\n</reasoning>\nFinal Answer: 214" } ]
easy
[ "geometry", "perimeter" ]
[ { "role": "user", "content": "19 is what percentage of 574?" }, { "role": "assistant", "content": "<reasoning>\n(19/574) × 100 = 3.3101%.\n</reasoning>\nFinal Answer: 3.3101%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "4 workers can complete a job in 24 days. How many days will 18 workers take?" }, { "role": "assistant", "content": "<reasoning>\nTotal work = 4 × 24 = 96 worker-days. New time = 96 / 18 = 5.3333 days.\n</reasoning>\nFinal Answer: 5.3333" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Find the prime factorization of 436." }, { "role": "assistant", "content": "<reasoning>\nDivide 436 by smallest primes repeatedly: 436 = 2 × 2 × 109.\n</reasoning>\nFinal Answer: 2 × 2 × 109" } ]
medium
[ "number_theory", "prime_factors" ]
[ { "role": "user", "content": "Calculate: -328 × -106" }, { "role": "assistant", "content": "<reasoning>\nMultiply -328 by -106: -328 × -106 = 34768.\n</reasoning>\nFinal Answer: 34768" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Increase 453 by 35%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 35%: 453 × (1 + 35/100) = 453 × 1.35 = 611.55.\n</reasoning>\nFinal Answer: 611.55" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "A train travels at 161 km/h. How far does it travel in 12 hours and 48 minutes?" }, { "role": "assistant", "content": "<reasoning>\nTime = 12 + 48/60 = 12.8000 hours. Distance = speed × time = 161 × 12.8000 = 2060.8 km.\n</reasoning>\nFinal Answer: 2060.8" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Find the area of a trapezoid with parallel sides 1, 18 and height 2." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × (a + b) × h = 0.5 × (1+18) × 2 = 19.0.\n</reasoning>\nFinal Answer: 19.0" } ]
medium
[ "geometry", "area" ]
[ { "role": "user", "content": "Calculate: 984 + 491" }, { "role": "assistant", "content": "<reasoning>\nAdd 984 and 491: 984 + 491 = 1475.\n</reasoning>\nFinal Answer: 1475" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the median of: [34, 90, 70, 24, 38, 70, 98]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [24, 34, 38, 70, 70, 90, 98]. Middle value(s) → median = 70.\n</reasoning>\nFinal Answer: 70" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "Find the area of a trapezoid with parallel sides 2, 47 and height 49." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × (a + b) × h = 0.5 × (2+47) × 49 = 1200.5.\n</reasoning>\nFinal Answer: 1200.5" } ]
medium
[ "geometry", "area" ]
[ { "role": "user", "content": "Simplify: 3/8 - 4/13" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 3/8 - 4/13. LCD = 104. Result = 7/104.\n</reasoning>\nFinal Answer: 7/104" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Simplify: 18/4 + 13/2" }, { "role": "assistant", "content": "<reasoning>\nAdd fractions: 18/4 + 13/2. Common denominator = 2. Result = 11.\n</reasoning>\nFinal Answer: 11" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 30x + -36 = -576" }, { "role": "assistant", "content": "<reasoning>\nSubtract -36 from both sides: 30x = -540. Divide by 30: x = -18.\n</reasoning>\nFinal Answer: -18" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the median of: [78, 7, 81, 37, 91, 20, 7, 37, 84, 15]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [7, 7, 15, 20, 37, 37, 78, 81, 84, 91]. Middle value(s) → median = 37.0.\n</reasoning>\nFinal Answer: 37.0" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "A train travels at 194 km/h. How far does it travel in 10 hours and 14 minutes?" }, { "role": "assistant", "content": "<reasoning>\nTime = 10 + 14/60 = 10.2333 hours. Distance = speed × time = 194 × 10.2333 = 1985.2667 km.\n</reasoning>\nFinal Answer: 1985.2667" }...
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Evaluate using order of operations: (32 + 16) * (28 - 50)" }, { "role": "assistant", "content": "<reasoning>\nBrackets first: (32+16)=48, (28-50)=-22, then 48×-22=-1056.\n</reasoning>\nFinal Answer: -1056" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Solve for x: 14x + 25 = 333" }, { "role": "assistant", "content": "<reasoning>\nSubtract 25 from both sides: 14x = 308. Divide by 14: x = 22.\n</reasoning>\nFinal Answer: 22" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Simplify: 8/15 + 11/6" }, { "role": "assistant", "content": "<reasoning>\nAdd fractions: 8/15 + 11/6. Common denominator = 30. Result = 71/30.\n</reasoning>\nFinal Answer: 71/30" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "If the ratio of A to B is 42:23 and A = 52, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 42/23, so B = A × (23/42) = 52 × 23/42 = 28.4762.\n</reasoning>\nFinal Answer: 28.4762" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "What is 40% of 201?" }, { "role": "assistant", "content": "<reasoning>\n40% of 201 = (40/100) × 201 = 80.4.\n</reasoning>\nFinal Answer: 80.4" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Find the median of: [33, 50, 37, 83, 85, 27, 48]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [27, 33, 37, 48, 50, 83, 85]. Middle value(s) → median = 48.\n</reasoning>\nFinal Answer: 48" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "Simplify: 15/2 - 18/1" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 15/2 - 18/1. LCD = 2. Result = -21/2.\n</reasoning>\nFinal Answer: -21/2" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 18x + 32 = -598" }, { "role": "assistant", "content": "<reasoning>\nSubtract 32 from both sides: 18x = -630. Divide by 18: x = -35.\n</reasoning>\nFinal Answer: -35" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: 712 × -611" }, { "role": "assistant", "content": "<reasoning>\nMultiply 712 by -611: 712 × -611 = -435032.\n</reasoning>\nFinal Answer: -435032" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the mode of: [18, 73, 91, 2, 45, 55, 9, 95, 69]" }, { "role": "assistant", "content": "<reasoning>\nCount frequencies: {18: 1, 73: 1, 91: 1, 2: 1, 45: 1, 55: 1, 9: 1, 95: 1, 69: 1}. Most frequent: [18, 73, 91, 2, 45, 55, 9, 95, 69].\n</reasoning>\nFinal Answer:...
easy
[ "statistics", "mode" ]
[ { "role": "user", "content": "Simplify: 9/18 + 13/14" }, { "role": "assistant", "content": "<reasoning>\nAdd fractions: 9/18 + 13/14. Common denominator = 14. Result = 10/7.\n</reasoning>\nFinal Answer: 10/7" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹18810 at 13% per annum for 6 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 18810 × 13 × 6 / 100 = 14671.8.\n</reasoning>\nFinal Answer: 14671.8" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Simplify: 11/10 - 16/18" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 11/10 - 16/18. LCD = 90. Result = 19/90.\n</reasoning>\nFinal Answer: 19/90" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Calculate: -966 - -409" }, { "role": "assistant", "content": "<reasoning>\nSubtract -409 from -966: -966 - -409 = -557.\n</reasoning>\nFinal Answer: -557" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -415 + -896" }, { "role": "assistant", "content": "<reasoning>\nAdd -415 and -896: -415 + -896 = -1311.\n</reasoning>\nFinal Answer: -1311" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Simplify: 10/4 - 10/9" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 10/4 - 10/9. LCD = 18. Result = 25/18.\n</reasoning>\nFinal Answer: 25/18" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "An item costs ₹2271. If sales tax is 18%, what is the total price?" }, { "role": "assistant", "content": "<reasoning>\nTax amount = 2271 × 18/100 = 408.78. Total = 2271 + 408.78 = 2679.78.\n</reasoning>\nFinal Answer: 2679.78" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "If the ratio of A to B is 29:18 and A = 27, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 29/18, so B = A × (18/29) = 27 × 18/29 = 16.7586.\n</reasoning>\nFinal Answer: 16.7586" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "If the ratio of A to B is 9:40 and A = 8, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 9/40, so B = A × (40/9) = 8 × 40/9 = 35.5556.\n</reasoning>\nFinal Answer: 35.5556" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Calculate: 526 - 557" }, { "role": "assistant", "content": "<reasoning>\nSubtract 557 from 526: 526 - 557 = -31.\n</reasoning>\nFinal Answer: -31" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -724 - -345" }, { "role": "assistant", "content": "<reasoning>\nSubtract -345 from -724: -724 - -345 = -379.\n</reasoning>\nFinal Answer: -379" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -748 - 765" }, { "role": "assistant", "content": "<reasoning>\nSubtract 765 from -748: -748 - 765 = -1513.\n</reasoning>\nFinal Answer: -1513" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "161 is what percentage of 184?" }, { "role": "assistant", "content": "<reasoning>\n(161/184) × 100 = 87.5%.\n</reasoning>\nFinal Answer: 87.5%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "If the ratio of A to B is 11:33 and A = 44, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 11/33, so B = A × (33/11) = 44 × 33/11 = 132.0.\n</reasoning>\nFinal Answer: 132.0" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Evaluate using order of operations: 35 + 27 * 18 - 28" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 27×18=486, then 35+486-28=493.\n</reasoning>\nFinal Answer: 493" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Find the median of: [40, 36, 100, 58, 26, 26, 72]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [26, 26, 36, 40, 58, 72, 100]. Middle value(s) → median = 40.\n</reasoning>\nFinal Answer: 40" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "Calculate: 245 ÷ 23" }, { "role": "assistant", "content": "<reasoning>\nDivide 245 by 23. 245 ÷ 23 = 10 (integer division).\n</reasoning>\nFinal Answer: 10" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Simplify: 12/17 / 14/20" }, { "role": "assistant", "content": "<reasoning>\nDivide: (12/17) ÷ (14/20) = (12/17) × (20/14) = 120/119.\n</reasoning>\nFinal Answer: 120/119" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Find the range of: [82, 28, 48, 94, 28]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 94 - 28 = 66.\n</reasoning>\nFinal Answer: 66" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "Simplify: 5/10 - 15/18" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 5/10 - 15/18. LCD = 6. Result = -1/3.\n</reasoning>\nFinal Answer: -1/3" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "An item costs ₹703. If sales tax is 28%, what is the total price?" }, { "role": "assistant", "content": "<reasoning>\nTax amount = 703 × 28/100 = 196.84. Total = 703 + 196.84 = 899.84.\n</reasoning>\nFinal Answer: 899.84" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Solve for x: 6x + -44 = 142" }, { "role": "assistant", "content": "<reasoning>\nSubtract -44 from both sides: 6x = 186. Divide by 6: x = 31.\n</reasoning>\nFinal Answer: 31" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Evaluate using order of operations: 38 + 21 * 39 - 37" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 21×39=819, then 38+819-37=820.\n</reasoning>\nFinal Answer: 820" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Find the mode of: [95, 60, 98, 93, 26, 23]" }, { "role": "assistant", "content": "<reasoning>\nCount frequencies: {95: 1, 60: 1, 98: 1, 93: 1, 26: 1, 23: 1}. Most frequent: [95, 60, 98, 93, 26, 23].\n</reasoning>\nFinal Answer: [95, 60, 98, 93, 26, 23]" } ]
easy
[ "statistics", "mode" ]
[ { "role": "user", "content": "Calculate: -758 ÷ 683" }, { "role": "assistant", "content": "<reasoning>\nDivide -758 by 683. -758 ÷ 683 = -2 (integer division).\n</reasoning>\nFinal Answer: -2" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Ravi has 28 apples and buys 146 more. How many apples does he have now?" }, { "role": "assistant", "content": "<reasoning>\nTotal = 28 + 146 = 174.\n</reasoning>\nFinal Answer: 174" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Evaluate using order of operations: 44 * 48 + 47 * 9" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 44×48=2112 and 47×9=423, then add: 2535.\n</reasoning>\nFinal Answer: 2535" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "If the ratio of A to B is 40:47 and A = 28, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 40/47, so B = A × (47/40) = 28 × 47/40 = 32.9.\n</reasoning>\nFinal Answer: 32.9" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Calculate: -48 + -458" }, { "role": "assistant", "content": "<reasoning>\nAdd -48 and -458: -48 + -458 = -506.\n</reasoning>\nFinal Answer: -506" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the perimeter of a rectangle with length 78 and width 96." }, { "role": "assistant", "content": "<reasoning>\nPerimeter = 2(l + w) = 2(78+96) = 2×174 = 348.\n</reasoning>\nFinal Answer: 348" } ]
easy
[ "geometry", "perimeter" ]
[ { "role": "user", "content": "Find the area of a triangle with base 78 and height 79." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × base × height = 0.5 × 78 × 79 = 3081.0.\n</reasoning>\nFinal Answer: 3081.0" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Calculate: 30 + 411" }, { "role": "assistant", "content": "<reasoning>\nAdd 30 and 411: 30 + 411 = 441.\n</reasoning>\nFinal Answer: 441" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 7x + 11 = 235" }, { "role": "assistant", "content": "<reasoning>\nSubtract 11 from both sides: 7x = 224. Divide by 7: x = 32.\n</reasoning>\nFinal Answer: 32" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Increase 420 by 17%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 17%: 420 × (1 + 17/100) = 420 × 1.17 = 491.4.\n</reasoning>\nFinal Answer: 491.4" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Evaluate using order of operations: 15 + 11 * 38 - 7" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 11×38=418, then 15+418-7=426.\n</reasoning>\nFinal Answer: 426" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Calculate: -603 + 981" }, { "role": "assistant", "content": "<reasoning>\nAdd -603 and 981: -603 + 981 = 378.\n</reasoning>\nFinal Answer: 378" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Decrease 246 by 20%." }, { "role": "assistant", "content": "<reasoning>\nDecrease by 20%: 246 × (1 - 20/100) = 246 × 0.8 = 196.8.\n</reasoning>\nFinal Answer: 196.8" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate: -610 × 741" }, { "role": "assistant", "content": "<reasoning>\nMultiply -610 by 741: -610 × 741 = -452010.\n</reasoning>\nFinal Answer: -452010" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 8x + 50 = 242" }, { "role": "assistant", "content": "<reasoning>\nSubtract 50 from both sides: 8x = 192. Divide by 8: x = 24.\n</reasoning>\nFinal Answer: 24" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the range of: [73, 26, 92, 5, 80, 87]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 92 - 5 = 87.\n</reasoning>\nFinal Answer: 87" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "Find the perimeter of a rectangle with length 56 and width 57." }, { "role": "assistant", "content": "<reasoning>\nPerimeter = 2(l + w) = 2(56+57) = 2×113 = 226.\n</reasoning>\nFinal Answer: 226" } ]
easy
[ "geometry", "perimeter" ]
[ { "role": "user", "content": "If the ratio of A to B is 25:24 and A = 39, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 25/24, so B = A × (24/25) = 39 × 24/25 = 37.44.\n</reasoning>\nFinal Answer: 37.44" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Ravi has 99 apples and buys 49 more. How many apples does he have now?" }, { "role": "assistant", "content": "<reasoning>\nTotal = 99 + 49 = 148.\n</reasoning>\nFinal Answer: 148" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Simplify: 9/5 / 1/2" }, { "role": "assistant", "content": "<reasoning>\nDivide: (9/5) ÷ (1/2) = (9/5) × (2/1) = 18/5.\n</reasoning>\nFinal Answer: 18/5" } ]
medium
[ "fractions", "arithmetic" ]