messages
listlengths
2
2
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stringclasses
3 values
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listlengths
1
3
[ { "role": "user", "content": "Evaluate using order of operations: 50 + 27 ** 2 - 6" }, { "role": "assistant", "content": "<reasoning>\nExponent first: 27²=729, then 50+729-6=773.\n</reasoning>\nFinal Answer: 773" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Ravi has 113 apples and buys 192 more. How many apples does he have now?" }, { "role": "assistant", "content": "<reasoning>\nTotal = 113 + 192 = 305.\n</reasoning>\nFinal Answer: 305" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Evaluate using order of operations: 7 * 2 + 9 * 12" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 7×2=14 and 9×12=108, then add: 122.\n</reasoning>\nFinal Answer: 122" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Increase 782 by 7%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 7%: 782 × (1 + 7/100) = 782 × 1.07 = 836.74.\n</reasoning>\nFinal Answer: 836.74" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate: 57 + -374" }, { "role": "assistant", "content": "<reasoning>\nAdd 57 and -374: 57 + -374 = -317.\n</reasoning>\nFinal Answer: -317" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -911 + -239" }, { "role": "assistant", "content": "<reasoning>\nAdd -911 and -239: -911 + -239 = -1150.\n</reasoning>\nFinal Answer: -1150" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Evaluate using order of operations: 4 + 8 * 38 - 9" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 8×38=304, then 4+304-9=299.\n</reasoning>\nFinal Answer: 299" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Simplify: 13/4 * 3/2" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (13/4) × (3/2) = (39/8) = 39/8 after simplification.\n</reasoning>\nFinal Answer: 39/8" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Simplify: 12/3 * 3/20" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (12/3) × (3/20) = (36/60) = 3/5 after simplification.\n</reasoning>\nFinal Answer: 3/5" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Two trains start towards each other from stations 203 km apart. Their speeds are 44 km/h and 85 km/h. When will they meet?" }, { "role": "assistant", "content": "<reasoning>\nCombined speed = 44+85=129 km/h. Time = 203/129 = 1.5736 hours.\n</reasoning>\nFinal Answer...
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Find the area of a trapezoid with parallel sides 1, 13 and height 5." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × (a + b) × h = 0.5 × (1+13) × 5 = 35.0.\n</reasoning>\nFinal Answer: 35.0" } ]
medium
[ "geometry", "area" ]
[ { "role": "user", "content": "Find the mode of: [40, 70, 98, 63, 43, 64, 14, 77]" }, { "role": "assistant", "content": "<reasoning>\nCount frequencies: {40: 1, 70: 1, 98: 1, 63: 1, 43: 1, 64: 1, 14: 1, 77: 1}. Most frequent: [40, 70, 98, 63, 43, 64, 14, 77].\n</reasoning>\nFinal Answer: [40, 70,...
easy
[ "statistics", "mode" ]
[ { "role": "user", "content": "Solve for x: 9x + 1 = 64" }, { "role": "assistant", "content": "<reasoning>\nSubtract 1 from both sides: 9x = 63. Divide by 9: x = 7.\n</reasoning>\nFinal Answer: 7" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 44 and common difference 20, find the 48th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 44 + (48-1)×20 = 44 + 940 = 984.\n</reasoning>\nFinal Answer: 984" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "If the ratio of A to B is 12:24 and A = 31, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 12/24, so B = A × (24/12) = 31 × 24/12 = 62.0.\n</reasoning>\nFinal Answer: 62.0" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Solve for x: 8x + 15 = 71" }, { "role": "assistant", "content": "<reasoning>\nSubtract 15 from both sides: 8x = 56. Divide by 8: x = 7.\n</reasoning>\nFinal Answer: 7" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Solve for x: 12x + 47 = -277" }, { "role": "assistant", "content": "<reasoning>\nSubtract 47 from both sides: 12x = -324. Divide by 12: x = -27.\n</reasoning>\nFinal Answer: -27" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹45108 at 18% per annum for 8 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 45108 × 18 × 8 / 100 = 64955.52.\n</reasoning>\nFinal Answer: 64955.52" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Calculate: -536 ÷ 650" }, { "role": "assistant", "content": "<reasoning>\nDivide -536 by 650. -536 ÷ 650 = -1 (integer division).\n</reasoning>\nFinal Answer: -1" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "If the ratio of A to B is 20:1 and A = 43, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 20/1, so B = A × (1/20) = 43 × 1/20 = 2.15.\n</reasoning>\nFinal Answer: 2.15" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "4 is what percentage of 11?" }, { "role": "assistant", "content": "<reasoning>\n(4/11) × 100 = 36.3636%.\n</reasoning>\nFinal Answer: 36.3636%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Evaluate using order of operations: 11 + 50 * 3 - 29" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 50×3=150, then 11+150-29=132.\n</reasoning>\nFinal Answer: 132" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Evaluate using order of operations: 49 + 6 ** 2 - 20" }, { "role": "assistant", "content": "<reasoning>\nExponent first: 6²=36, then 49+36-20=65.\n</reasoning>\nFinal Answer: 65" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Solve for x: 26x + 0 = -52" }, { "role": "assistant", "content": "<reasoning>\nSubtract 0 from both sides: 26x = -52. Divide by 26: x = -2.\n</reasoning>\nFinal Answer: -2" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Evaluate using order of operations: 13 + 47 * 12 - 48" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 47×12=564, then 13+564-48=529.\n</reasoning>\nFinal Answer: 529" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 140 and 84." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(140,84) = 28.\n</reasoning>\nFinal Answer: 28" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "Calculate: 518 × -938" }, { "role": "assistant", "content": "<reasoning>\nMultiply 518 by -938: 518 × -938 = -485884.\n</reasoning>\nFinal Answer: -485884" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "If the ratio of A to B is 30:9 and A = 11, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 30/9, so B = A × (9/30) = 11 × 9/30 = 3.3.\n</reasoning>\nFinal Answer: 3.3" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Evaluate using order of operations: 28 * 41 + 34 * 17" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 28×41=1148 and 34×17=578, then add: 1726.\n</reasoning>\nFinal Answer: 1726" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Find the median of: [24, 6, 62, 58, 26, 92, 50]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [6, 24, 26, 50, 58, 62, 92]. Middle value(s) → median = 50.\n</reasoning>\nFinal Answer: 50" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "What is 15% of 590?" }, { "role": "assistant", "content": "<reasoning>\n15% of 590 = (15/100) × 590 = 88.5.\n</reasoning>\nFinal Answer: 88.5" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Simplify: 18/14 - 6/20" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 18/14 - 6/20. LCD = 70. Result = 69/70.\n</reasoning>\nFinal Answer: 69/70" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "What is 100% of 538?" }, { "role": "assistant", "content": "<reasoning>\n100% of 538 = (100/100) × 538 = 538.0.\n</reasoning>\nFinal Answer: 538.0" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Simplify: 16/7 / 3/9" }, { "role": "assistant", "content": "<reasoning>\nDivide: (16/7) ÷ (3/9) = (16/7) × (9/3) = 48/7.\n</reasoning>\nFinal Answer: 48/7" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 13x + -10 = -218" }, { "role": "assistant", "content": "<reasoning>\nSubtract -10 from both sides: 13x = -208. Divide by 13: x = -16.\n</reasoning>\nFinal Answer: -16" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Ravi has 168 apples and buys 63 more. How many apples does he have now?" }, { "role": "assistant", "content": "<reasoning>\nTotal = 168 + 63 = 231.\n</reasoning>\nFinal Answer: 231" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "If the ratio of A to B is 25:24 and A = 3, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 25/24, so B = A × (24/25) = 3 × 24/25 = 2.88.\n</reasoning>\nFinal Answer: 2.88" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Calculate: 742 ÷ 996" }, { "role": "assistant", "content": "<reasoning>\nDivide 742 by 996. 742 ÷ 996 = 0 (integer division).\n</reasoning>\nFinal Answer: 0" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Simplify: 17/19 / 5/11" }, { "role": "assistant", "content": "<reasoning>\nDivide: (17/19) ÷ (5/11) = (17/19) × (11/5) = 187/95.\n</reasoning>\nFinal Answer: 187/95" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Find the range of: [98, 3, 77, 94, 11, 75, 78, 75, 59, 78]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 98 - 3 = 95.\n</reasoning>\nFinal Answer: 95" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "Find the perimeter of a triangle with sides 17, 17, and 32." }, { "role": "assistant", "content": "<reasoning>\nPerimeter = sum of all sides = 17 + 17 + 32 = 66.\n</reasoning>\nFinal Answer: 66" } ]
easy
[ "geometry", "perimeter" ]
[ { "role": "user", "content": "Calculate: 843 + 619" }, { "role": "assistant", "content": "<reasoning>\nAdd 843 and 619: 843 + 619 = 1462.\n</reasoning>\nFinal Answer: 1462" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the mean of: [48, 51, 9, 89, 91, 13, 50, 99, 58]" }, { "role": "assistant", "content": "<reasoning>\nMean = sum/count = 508/9 = 56.4444.\n</reasoning>\nFinal Answer: 56.4444" } ]
easy
[ "statistics", "mean" ]
[ { "role": "user", "content": "Calculate: 15 × 517" }, { "role": "assistant", "content": "<reasoning>\nMultiply 15 by 517: 15 × 517 = 7755.\n</reasoning>\nFinal Answer: 7755" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Simplify: 15/7 / 18/15" }, { "role": "assistant", "content": "<reasoning>\nDivide: (15/7) ÷ (18/15) = (15/7) × (15/18) = 25/14.\n</reasoning>\nFinal Answer: 25/14" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 153 and 59." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(153,59) = 1.\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "Find the prime factorization of 310." }, { "role": "assistant", "content": "<reasoning>\nDivide 310 by smallest primes repeatedly: 310 = 2 × 5 × 31.\n</reasoning>\nFinal Answer: 2 × 5 × 31" } ]
medium
[ "number_theory", "prime_factors" ]
[ { "role": "user", "content": "A train travels at 151 km/h. How far does it travel in 12 hours and 44 minutes?" }, { "role": "assistant", "content": "<reasoning>\nTime = 12 + 44/60 = 12.7333 hours. Distance = speed × time = 151 × 12.7333 = 1922.7333 km.\n</reasoning>\nFinal Answer: 1922.7333" }...
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Evaluate using order of operations: 40 + 39 ** 2 - 29" }, { "role": "assistant", "content": "<reasoning>\nExponent first: 39²=1521, then 40+1521-29=1532.\n</reasoning>\nFinal Answer: 1532" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Calculate: 847 × 443" }, { "role": "assistant", "content": "<reasoning>\nMultiply 847 by 443: 847 × 443 = 375221.\n</reasoning>\nFinal Answer: 375221" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Simplify: 1/5 - 14/13" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 1/5 - 14/13. LCD = 65. Result = -57/65.\n</reasoning>\nFinal Answer: -57/65" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 30x + 26 = -1114" }, { "role": "assistant", "content": "<reasoning>\nSubtract 26 from both sides: 30x = -1140. Divide by 30: x = -38.\n</reasoning>\nFinal Answer: -38" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: 972 - 599" }, { "role": "assistant", "content": "<reasoning>\nSubtract 599 from 972: 972 - 599 = 373.\n</reasoning>\nFinal Answer: 373" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -28 + -659" }, { "role": "assistant", "content": "<reasoning>\nAdd -28 and -659: -28 + -659 = -687.\n</reasoning>\nFinal Answer: -687" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Evaluate using order of operations: 19 + 2 * 7 - 50" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 2×7=14, then 19+14-50=-17.\n</reasoning>\nFinal Answer: -17" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 155 and 152." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(155,152) = 1.\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "Calculate: -602 + -538" }, { "role": "assistant", "content": "<reasoning>\nAdd -602 and -538: -602 + -538 = -1140.\n</reasoning>\nFinal Answer: -1140" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: 859 + 909" }, { "role": "assistant", "content": "<reasoning>\nAdd 859 and 909: 859 + 909 = 1768.\n</reasoning>\nFinal Answer: 1768" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Given A = [8, 13, 14, 17] and B = [3, 5, 7, 17, 18], find A union B." }, { "role": "assistant", "content": "<reasoning>\nUnion includes all elements from both sets. Result = [3, 5, 7, 8, 13, 14, 17, 18].\n</reasoning>\nFinal Answer: [3, 5, 7, 8, 13, 14, 17, 18]" }...
medium
[ "set_theory" ]
[ { "role": "user", "content": "Evaluate using order of operations: 24 + 35 * 23 - 29" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 35×23=805, then 24+805-29=800.\n</reasoning>\nFinal Answer: 800" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "If the ratio of A to B is 35:45 and A = 21, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 35/45, so B = A × (45/35) = 21 × 45/35 = 27.0.\n</reasoning>\nFinal Answer: 27.0" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Find the range of: [90, 86, 10, 91, 91, 22, 70]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 91 - 10 = 81.\n</reasoning>\nFinal Answer: 81" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "317 is what percentage of 707?" }, { "role": "assistant", "content": "<reasoning>\n(317/707) × 100 = 44.8373%.\n</reasoning>\nFinal Answer: 44.8373%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Solve for x: 18x + -1 = -19" }, { "role": "assistant", "content": "<reasoning>\nSubtract -1 from both sides: 18x = -18. Divide by 18: x = -1.\n</reasoning>\nFinal Answer: -1" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: 327 × 202" }, { "role": "assistant", "content": "<reasoning>\nMultiply 327 by 202: 327 × 202 = 66054.\n</reasoning>\nFinal Answer: 66054" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "47 is what percentage of 103?" }, { "role": "assistant", "content": "<reasoning>\n(47/103) × 100 = 45.6311%.\n</reasoning>\nFinal Answer: 45.6311%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Calculate: 731 × -781" }, { "role": "assistant", "content": "<reasoning>\nMultiply 731 by -781: 731 × -781 = -570911.\n</reasoning>\nFinal Answer: -570911" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: 343 + 672" }, { "role": "assistant", "content": "<reasoning>\nAdd 343 and 672: 343 + 672 = 1015.\n</reasoning>\nFinal Answer: 1015" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the LCM (Least Common Multiple) of 39 and 23." }, { "role": "assistant", "content": "<reasoning>\nLCM = (a×b)/GCD = (39×23)/1 = 897.\n</reasoning>\nFinal Answer: 897" } ]
medium
[ "number_theory", "lcm" ]
[ { "role": "user", "content": "Simplify: 6/13 * 16/18" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (6/13) × (16/18) = (96/234) = 16/39 after simplification.\n</reasoning>\nFinal Answer: 16/39" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 184 and 26." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(184,26) = 2.\n</reasoning>\nFinal Answer: 2" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "Evaluate using order of operations: 44 + 35 * 37 - 39" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 35×37=1295, then 44+1295-39=1300.\n</reasoning>\nFinal Answer: 1300" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 34 and common difference 16, find the 38th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 34 + (38-1)×16 = 34 + 592 = 626.\n</reasoning>\nFinal Answer: 626" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Evaluate using order of operations: 34 * 3 + 37 * 47" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 34×3=102 and 37×47=1739, then add: 1841.\n</reasoning>\nFinal Answer: 1841" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Solve for x: 13x + -39 = 91" }, { "role": "assistant", "content": "<reasoning>\nSubtract -39 from both sides: 13x = 130. Divide by 13: x = 10.\n</reasoning>\nFinal Answer: 10" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the area of a parallelogram with base 61 and height 9." }, { "role": "assistant", "content": "<reasoning>\nArea = base × height = 61 × 9 = 549.\n</reasoning>\nFinal Answer: 549" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Solve for x: 12x + -20 = -608" }, { "role": "assistant", "content": "<reasoning>\nSubtract -20 from both sides: 12x = -588. Divide by 12: x = -49.\n</reasoning>\nFinal Answer: -49" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "An item costs ₹2534. If sales tax is 5%, what is the total price?" }, { "role": "assistant", "content": "<reasoning>\nTax amount = 2534 × 5/100 = 126.7. Total = 2534 + 126.7 = 2660.7.\n</reasoning>\nFinal Answer: 2660.7" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Solve for x: 24x + -50 = -530" }, { "role": "assistant", "content": "<reasoning>\nSubtract -50 from both sides: 24x = -480. Divide by 24: x = -20.\n</reasoning>\nFinal Answer: -20" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹36075 at 18% per annum for 6 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 36075 × 18 × 6 / 100 = 38961.0.\n</reasoning>\nFinal Answer: 38961.0" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Calculate: -959 - -719" }, { "role": "assistant", "content": "<reasoning>\nSubtract -719 from -959: -959 - -719 = -240.\n</reasoning>\nFinal Answer: -240" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: 166 × 678" }, { "role": "assistant", "content": "<reasoning>\nMultiply 166 by 678: 166 × 678 = 112548.\n</reasoning>\nFinal Answer: 112548" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve: 2x² + (14)x + (-60) = 0" }, { "role": "assistant", "content": "<reasoning>\nUsing quadratic formula: discriminant = 14² - 4×2×-60 = 676. √discriminant = 26. x = (-(14) ± 26) / (2×2). Solutions: x = -10 or x = 3.\n</reasoning>\nFinal Answer: x = -10 or x = 3" ...
hard
[ "algebra", "quadratic" ]
[ { "role": "user", "content": "Find the area of a parallelogram with base 100 and height 32." }, { "role": "assistant", "content": "<reasoning>\nArea = base × height = 100 × 32 = 3200.\n</reasoning>\nFinal Answer: 3200" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "What is 25% of 21?" }, { "role": "assistant", "content": "<reasoning>\n25% of 21 = (25/100) × 21 = 5.25.\n</reasoning>\nFinal Answer: 5.25" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 14x + 4 = 620" }, { "role": "assistant", "content": "<reasoning>\nSubtract 4 from both sides: 14x = 616. Divide by 14: x = 44.\n</reasoning>\nFinal Answer: 44" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹36702 at 5% per annum for 5 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 36702 × 5 × 5 / 100 = 9175.5.\n</reasoning>\nFinal Answer: 9175.5" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "575 is what percentage of 795?" }, { "role": "assistant", "content": "<reasoning>\n(575/795) × 100 = 72.327%.\n</reasoning>\nFinal Answer: 72.327%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Given A = [4, 11, 14] and B = [3, 8, 15, 18], find A union B." }, { "role": "assistant", "content": "<reasoning>\nUnion includes all elements from both sets. Result = [3, 4, 8, 11, 14, 15, 18].\n</reasoning>\nFinal Answer: [3, 4, 8, 11, 14, 15, 18]" } ]
medium
[ "set_theory" ]
[ { "role": "user", "content": "Solve for x: 3x + 32 = -79" }, { "role": "assistant", "content": "<reasoning>\nSubtract 32 from both sides: 3x = -111. Divide by 3: x = -37.\n</reasoning>\nFinal Answer: -37" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Solve for x: 21x + 37 = 79" }, { "role": "assistant", "content": "<reasoning>\nSubtract 37 from both sides: 21x = 42. Divide by 21: x = 2.\n</reasoning>\nFinal Answer: 2" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Simplify: 6/1 / 1/8" }, { "role": "assistant", "content": "<reasoning>\nDivide: (6/1) ÷ (1/8) = (6/1) × (8/1) = 48.\n</reasoning>\nFinal Answer: 48" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Find the prime factorization of 138." }, { "role": "assistant", "content": "<reasoning>\nDivide 138 by smallest primes repeatedly: 138 = 2 × 3 × 23.\n</reasoning>\nFinal Answer: 2 × 3 × 23" } ]
medium
[ "number_theory", "prime_factors" ]
[ { "role": "user", "content": "Find the area of a trapezoid with parallel sides 21, 18 and height 46." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × (a + b) × h = 0.5 × (21+18) × 46 = 897.0.\n</reasoning>\nFinal Answer: 897.0" } ]
medium
[ "geometry", "area" ]
[ { "role": "user", "content": "Solve for x: 22x + -10 = -252" }, { "role": "assistant", "content": "<reasoning>\nSubtract -10 from both sides: 22x = -242. Divide by 22: x = -11.\n</reasoning>\nFinal Answer: -11" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Given A = [4, 6, 8, 17] and B = [1, 2, 3, 7, 13, 16, 17], find A symmetric diff B." }, { "role": "assistant", "content": "<reasoning>\nSymmetric difference contains elements in exactly one of the sets. Result = [1, 2, 3, 4, 6, 7, 8, 13, 16].\n</reasoning>\nFinal Ans...
medium
[ "set_theory" ]
[ { "role": "user", "content": "Find the LCM (Least Common Multiple) of 12 and 35." }, { "role": "assistant", "content": "<reasoning>\nLCM = (a×b)/GCD = (12×35)/1 = 420.\n</reasoning>\nFinal Answer: 420" } ]
medium
[ "number_theory", "lcm" ]
[ { "role": "user", "content": "Simplify: 12/16 - 2/20" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 12/16 - 2/20. LCD = 20. Result = 13/20.\n</reasoning>\nFinal Answer: 13/20" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Evaluate using order of operations: 36 + 15 ** 2 - 12" }, { "role": "assistant", "content": "<reasoning>\nExponent first: 15²=225, then 36+225-12=249.\n</reasoning>\nFinal Answer: 249" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Solve for x: 1x + -23 = -38" }, { "role": "assistant", "content": "<reasoning>\nSubtract -23 from both sides: 1x = -15. Divide by 1: x = -15.\n</reasoning>\nFinal Answer: -15" } ]
medium
[ "algebra", "linear_equation" ]