messages
listlengths
2
2
difficulty
stringclasses
3 values
tags
listlengths
1
3
[ { "role": "user", "content": "A train travels at 79 km/h. How far does it travel in 8 hours and 47 minutes?" }, { "role": "assistant", "content": "<reasoning>\nTime = 8 + 47/60 = 8.7833 hours. Distance = speed × time = 79 × 8.7833 = 693.8833 km.\n</reasoning>\nFinal Answer: 693.8833" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Simplify: 18/7 / 14/2" }, { "role": "assistant", "content": "<reasoning>\nDivide: (18/7) ÷ (14/2) = (18/7) × (2/14) = 18/49.\n</reasoning>\nFinal Answer: 18/49" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Decrease 145 by 60%." }, { "role": "assistant", "content": "<reasoning>\nDecrease by 60%: 145 × (1 - 60/100) = 145 × 0.4 = 58.0.\n</reasoning>\nFinal Answer: 58.0" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate: 353 mod -240" }, { "role": "assistant", "content": "<reasoning>\n353 mod -240: 353 = -240 × -2 + -127, so remainder = -127.\n</reasoning>\nFinal Answer: -127" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "An item costs ₹2572. If sales tax is 12%, what is the total price?" }, { "role": "assistant", "content": "<reasoning>\nTax amount = 2572 × 12/100 = 308.64. Total = 2572 + 308.64 = 2880.64.\n</reasoning>\nFinal Answer: 2880.64" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Solve for x: 24x + -9 = -369" }, { "role": "assistant", "content": "<reasoning>\nSubtract -9 from both sides: 24x = -360. Divide by 24: x = -15.\n</reasoning>\nFinal Answer: -15" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Simplify: 19/6 - 20/15" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 19/6 - 20/15. LCD = 6. Result = 11/6.\n</reasoning>\nFinal Answer: 11/6" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Calculate: -340 × -969" }, { "role": "assistant", "content": "<reasoning>\nMultiply -340 by -969: -340 × -969 = 329460.\n</reasoning>\nFinal Answer: 329460" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 10x + -45 = -355" }, { "role": "assistant", "content": "<reasoning>\nSubtract -45 from both sides: 10x = -310. Divide by 10: x = -31.\n</reasoning>\nFinal Answer: -31" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Simplify: 2/1 - 15/1" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 2/1 - 15/1. LCD = 1. Result = -13.\n</reasoning>\nFinal Answer: -13" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Given A = [10, 14, 15, 19] and B = [1, 2, 3, 4, 12, 15, 17, 18], find A symmetric diff B." }, { "role": "assistant", "content": "<reasoning>\nSymmetric difference contains elements in exactly one of the sets. Result = [1, 2, 3, 4, 10, 12, 14, 17, 18, 19].\n</reasoni...
medium
[ "set_theory" ]
[ { "role": "user", "content": "440 is what percentage of 974?" }, { "role": "assistant", "content": "<reasoning>\n(440/974) × 100 = 45.1745%.\n</reasoning>\nFinal Answer: 45.1745%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Evaluate using order of operations: 29 * 47 + 9 * 7" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 29×47=1363 and 9×7=63, then add: 1426.\n</reasoning>\nFinal Answer: 1426" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "What is 20% of 703?" }, { "role": "assistant", "content": "<reasoning>\n20% of 703 = (20/100) × 703 = 140.6.\n</reasoning>\nFinal Answer: 140.6" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹29084 at 12% per annum for 8 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 29084 × 12 × 8 / 100 = 27920.64.\n</reasoning>\nFinal Answer: 27920.64" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Solve for x: 21x + 6 = -1023" }, { "role": "assistant", "content": "<reasoning>\nSubtract 6 from both sides: 21x = -1029. Divide by 21: x = -49.\n</reasoning>\nFinal Answer: -49" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Solve for x: 6x + -20 = -182" }, { "role": "assistant", "content": "<reasoning>\nSubtract -20 from both sides: 6x = -162. Divide by 6: x = -27.\n</reasoning>\nFinal Answer: -27" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: 719 + -180" }, { "role": "assistant", "content": "<reasoning>\nAdd 719 and -180: 719 + -180 = 539.\n</reasoning>\nFinal Answer: 539" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹42147 at 13% per annum for 5 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 42147 × 13 × 5 / 100 = 27395.55.\n</reasoning>\nFinal Answer: 27395.55" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Simplify: 8/19 / 13/20" }, { "role": "assistant", "content": "<reasoning>\nDivide: (8/19) ÷ (13/20) = (8/19) × (20/13) = 160/247.\n</reasoning>\nFinal Answer: 160/247" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Given A = [2, 6, 8, 17, 18] and B = [4, 6, 8, 10, 11, 12, 14, 16], find A intersection B." }, { "role": "assistant", "content": "<reasoning>\nIntersection contains elements in both A and B. Result = [6, 8].\n</reasoning>\nFinal Answer: [6, 8]" } ]
medium
[ "set_theory" ]
[ { "role": "user", "content": "What is 40% of 399?" }, { "role": "assistant", "content": "<reasoning>\n40% of 399 = (40/100) × 399 = 159.6.\n</reasoning>\nFinal Answer: 159.6" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Evaluate using order of operations: 13 * 37 + 5 * 6" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 13×37=481 and 5×6=30, then add: 511.\n</reasoning>\nFinal Answer: 511" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Evaluate using order of operations: 22 + 22 * 2 - 44" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 22×2=44, then 22+44-44=22.\n</reasoning>\nFinal Answer: 22" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "4 is what percentage of 7?" }, { "role": "assistant", "content": "<reasoning>\n(4/7) × 100 = 57.1429%.\n</reasoning>\nFinal Answer: 57.1429%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Find the area of a rectangle with length 41 and width 82." }, { "role": "assistant", "content": "<reasoning>\nArea = length × width = 41 × 82 = 3362.\n</reasoning>\nFinal Answer: 3362" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Calculate: 354 mod -613" }, { "role": "assistant", "content": "<reasoning>\n354 mod -613: 354 = -613 × -1 + -259, so remainder = -259.\n</reasoning>\nFinal Answer: -259" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -87 × 781" }, { "role": "assistant", "content": "<reasoning>\nMultiply -87 by 781: -87 × 781 = -67947.\n</reasoning>\nFinal Answer: -67947" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "If the ratio of A to B is 23:17 and A = 38, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 23/17, so B = A × (17/23) = 38 × 17/23 = 28.087.\n</reasoning>\nFinal Answer: 28.087" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Solve for x: 17x + 12 = 63" }, { "role": "assistant", "content": "<reasoning>\nSubtract 12 from both sides: 17x = 51. Divide by 17: x = 3.\n</reasoning>\nFinal Answer: 3" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the median of: [17, 9, 90, 65, 42, 6, 55]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [6, 9, 17, 42, 55, 65, 90]. Middle value(s) → median = 42.\n</reasoning>\nFinal Answer: 42" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "Given A = [1, 4, 8, 11, 12, 15, 19] and B = [9, 10, 13, 17, 18], find A intersection B." }, { "role": "assistant", "content": "<reasoning>\nIntersection contains elements in both A and B. Result = [].\n</reasoning>\nFinal Answer: []" } ]
medium
[ "set_theory" ]
[ { "role": "user", "content": "If the ratio of A to B is 18:46 and A = 88, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 18/46, so B = A × (46/18) = 88 × 46/18 = 224.8889.\n</reasoning>\nFinal Answer: 224.8889" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Find the area of a parallelogram with base 19 and height 25." }, { "role": "assistant", "content": "<reasoning>\nArea = base × height = 19 × 25 = 475.\n</reasoning>\nFinal Answer: 475" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Two trains start towards each other from stations 646 km apart. Their speeds are 47 km/h and 72 km/h. When will they meet?" }, { "role": "assistant", "content": "<reasoning>\nCombined speed = 47+72=119 km/h. Time = 646/119 = 5.4286 hours.\n</reasoning>\nFinal Answer...
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Find the range of: [55, 40, 48, 11, 93, 38, 75]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 93 - 11 = 82.\n</reasoning>\nFinal Answer: 82" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "Solve for x: 1x + 4 = -12" }, { "role": "assistant", "content": "<reasoning>\nSubtract 4 from both sides: 1x = -16. Divide by 1: x = -16.\n</reasoning>\nFinal Answer: -16" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Evaluate using order of operations: 32 + 26 * 23 - 48" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 26×23=598, then 32+598-48=582.\n</reasoning>\nFinal Answer: 582" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "A train travels at 132 km/h. How far does it travel in 12 hours and 25 minutes?" }, { "role": "assistant", "content": "<reasoning>\nTime = 12 + 25/60 = 12.4167 hours. Distance = speed × time = 132 × 12.4167 = 1639.0 km.\n</reasoning>\nFinal Answer: 1639.0" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Calculate: -973 - 987" }, { "role": "assistant", "content": "<reasoning>\nSubtract 987 from -973: -973 - 987 = -1960.\n</reasoning>\nFinal Answer: -1960" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -392 + 235" }, { "role": "assistant", "content": "<reasoning>\nAdd -392 and 235: -392 + 235 = -157.\n</reasoning>\nFinal Answer: -157" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "580 is what percentage of 951?" }, { "role": "assistant", "content": "<reasoning>\n(580/951) × 100 = 60.9884%.\n</reasoning>\nFinal Answer: 60.9884%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "A train travels at 133 km/h. How far does it travel in 5 hours and 41 minutes?" }, { "role": "assistant", "content": "<reasoning>\nTime = 5 + 41/60 = 5.6833 hours. Distance = speed × time = 133 × 5.6833 = 755.8833 km.\n</reasoning>\nFinal Answer: 755.8833" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "What is 20% of 377?" }, { "role": "assistant", "content": "<reasoning>\n20% of 377 = (20/100) × 377 = 75.4.\n</reasoning>\nFinal Answer: 75.4" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate: -638 ÷ 775" }, { "role": "assistant", "content": "<reasoning>\nDivide -638 by 775. -638 ÷ 775 = -1 (integer division).\n</reasoning>\nFinal Answer: -1" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -559 ÷ 541" }, { "role": "assistant", "content": "<reasoning>\nDivide -559 by 541. -559 ÷ 541 = -2 (integer division).\n</reasoning>\nFinal Answer: -2" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "If the ratio of A to B is 43:31 and A = 100, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 43/31, so B = A × (31/43) = 100 × 31/43 = 72.093.\n</reasoning>\nFinal Answer: 72.093" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "If the ratio of A to B is 16:21 and A = 23, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 16/21, so B = A × (21/16) = 23 × 21/16 = 30.1875.\n</reasoning>\nFinal Answer: 30.1875" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Find the area of a triangle with base 31 and height 73." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × base × height = 0.5 × 31 × 73 = 1131.5.\n</reasoning>\nFinal Answer: 1131.5" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Find the area of a rectangle with length 77 and width 62." }, { "role": "assistant", "content": "<reasoning>\nArea = length × width = 77 × 62 = 4774.\n</reasoning>\nFinal Answer: 4774" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Find the median of: [49, 11, 15, 50, 45, 60, 82, 7]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [7, 11, 15, 45, 49, 50, 60, 82]. Middle value(s) → median = 47.0.\n</reasoning>\nFinal Answer: 47.0" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "Calculate: 245 + -9" }, { "role": "assistant", "content": "<reasoning>\nAdd 245 and -9: 245 + -9 = 236.\n</reasoning>\nFinal Answer: 236" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 26x + -48 = -932" }, { "role": "assistant", "content": "<reasoning>\nSubtract -48 from both sides: 26x = -884. Divide by 26: x = -34.\n</reasoning>\nFinal Answer: -34" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the area of a trapezoid with parallel sides 29, 35 and height 36." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × (a + b) × h = 0.5 × (29+35) × 36 = 1152.0.\n</reasoning>\nFinal Answer: 1152.0" } ]
medium
[ "geometry", "area" ]
[ { "role": "user", "content": "16 workers can complete a job in 26 days. How many days will 8 workers take?" }, { "role": "assistant", "content": "<reasoning>\nTotal work = 16 × 26 = 416 worker-days. New time = 416 / 8 = 52.0 days.\n</reasoning>\nFinal Answer: 52.0" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Simplify: 5/20 + 13/20" }, { "role": "assistant", "content": "<reasoning>\nAdd fractions: 5/20 + 13/20. Common denominator = 20. Result = 9/10.\n</reasoning>\nFinal Answer: 9/10" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Find the next term in the sequence: [22, 31, 40, 49, 58]" }, { "role": "assistant", "content": "<reasoning>\nThis is an arithmetic sequence with first term 22 and common difference 9. Next term = 58 + 9 = 67.\n</reasoning>\nFinal Answer: 67" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Find the range of: [2, 74, 84, 37, 40, 31, 43, 18, 44]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 84 - 2 = 82.\n</reasoning>\nFinal Answer: 82" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "Solve for x: 7x + -37 = -303" }, { "role": "assistant", "content": "<reasoning>\nSubtract -37 from both sides: 7x = -266. Divide by 7: x = -38.\n</reasoning>\nFinal Answer: -38" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Given A = [5, 6, 8, 18] and B = [4, 9, 19], find A union B." }, { "role": "assistant", "content": "<reasoning>\nUnion includes all elements from both sets. Result = [4, 5, 6, 8, 9, 18, 19].\n</reasoning>\nFinal Answer: [4, 5, 6, 8, 9, 18, 19]" } ]
medium
[ "set_theory" ]
[ { "role": "user", "content": "Find the range of: [61, 43, 8, 84, 44, 53, 100]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 100 - 8 = 92.\n</reasoning>\nFinal Answer: 92" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "Calculate: 790 ÷ 584" }, { "role": "assistant", "content": "<reasoning>\nDivide 790 by 584. 790 ÷ 584 = 1 (integer division).\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 24 and common difference 6, find the 42th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 24 + (42-1)×6 = 24 + 246 = 270.\n</reasoning>\nFinal Answer: 270" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Find the area of a triangle with base 75 and height 74." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × base × height = 0.5 × 75 × 74 = 2775.0.\n</reasoning>\nFinal Answer: 2775.0" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Evaluate using order of operations: 21 * 34 + 7 * 32" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 21×34=714 and 7×32=224, then add: 938.\n</reasoning>\nFinal Answer: 938" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Given A = [2, 5, 6, 7, 8, 9, 10, 16] and B = [3, 6, 7, 9, 14, 16, 18], find A intersection B." }, { "role": "assistant", "content": "<reasoning>\nIntersection contains elements in both A and B. Result = [6, 7, 9, 16].\n</reasoning>\nFinal Answer: [6, 7, 9, 16]" } ...
medium
[ "set_theory" ]
[ { "role": "user", "content": "Calculate: 439 ÷ -870" }, { "role": "assistant", "content": "<reasoning>\nDivide 439 by -870. 439 ÷ -870 = -1 (integer division).\n</reasoning>\nFinal Answer: -1" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 13x + 2 = -102" }, { "role": "assistant", "content": "<reasoning>\nSubtract 2 from both sides: 13x = -104. Divide by 13: x = -8.\n</reasoning>\nFinal Answer: -8" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "495 is what percentage of 829?" }, { "role": "assistant", "content": "<reasoning>\n(495/829) × 100 = 59.7105%.\n</reasoning>\nFinal Answer: 59.7105%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "510 is what percentage of 662?" }, { "role": "assistant", "content": "<reasoning>\n(510/662) × 100 = 77.0393%.\n</reasoning>\nFinal Answer: 77.0393%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Find the range of: [37, 90, 6, 13, 96, 41, 22, 96]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 96 - 6 = 90.\n</reasoning>\nFinal Answer: 90" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "Decrease 970 by 35%." }, { "role": "assistant", "content": "<reasoning>\nDecrease by 35%: 970 × (1 - 35/100) = 970 × 0.65 = 630.5.\n</reasoning>\nFinal Answer: 630.5" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 5 and common difference 11, find the 37th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 5 + (37-1)×11 = 5 + 396 = 401.\n</reasoning>\nFinal Answer: 401" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Given A = [1, 3, 6, 9, 15, 16, 19] and B = [7, 8, 10, 12, 18, 19], find A difference B." }, { "role": "assistant", "content": "<reasoning>\nA - B contains elements in A but not in B. Result = [1, 3, 6, 9, 15, 16].\n</reasoning>\nFinal Answer: [1, 3, 6, 9, 15, 16]" ...
medium
[ "set_theory" ]
[ { "role": "user", "content": "Calculate: -220 ÷ 156" }, { "role": "assistant", "content": "<reasoning>\nDivide -220 by 156. -220 ÷ 156 = -2 (integer division).\n</reasoning>\nFinal Answer: -2" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -271 ÷ -144" }, { "role": "assistant", "content": "<reasoning>\nDivide -271 by -144. -271 ÷ -144 = 1 (integer division).\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the LCM (Least Common Multiple) of 9 and 30." }, { "role": "assistant", "content": "<reasoning>\nLCM = (a×b)/GCD = (9×30)/3 = 90.\n</reasoning>\nFinal Answer: 90" } ]
medium
[ "number_theory", "lcm" ]
[ { "role": "user", "content": "Find the mode of: [14, 89, 99, 65, 21, 56, 83, 71]" }, { "role": "assistant", "content": "<reasoning>\nCount frequencies: {14: 1, 89: 1, 99: 1, 65: 1, 21: 1, 56: 1, 83: 1, 71: 1}. Most frequent: [14, 89, 99, 65, 21, 56, 83, 71].\n</reasoning>\nFinal Answer: [14, 89,...
easy
[ "statistics", "mode" ]
[ { "role": "user", "content": "If the ratio of A to B is 49:40 and A = 98, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 49/40, so B = A × (40/49) = 98 × 40/49 = 80.0.\n</reasoning>\nFinal Answer: 80.0" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Evaluate using order of operations: 16 * 6 + 22 * 26" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 16×6=96 and 22×26=572, then add: 668.\n</reasoning>\nFinal Answer: 668" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "If the ratio of A to B is 24:50 and A = 12, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 24/50, so B = A × (50/24) = 12 × 50/24 = 25.0.\n</reasoning>\nFinal Answer: 25.0" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Calculate: 921 + -944" }, { "role": "assistant", "content": "<reasoning>\nAdd 921 and -944: 921 + -944 = -23.\n</reasoning>\nFinal Answer: -23" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Simplify: 12/4 / 5/11" }, { "role": "assistant", "content": "<reasoning>\nDivide: (12/4) ÷ (5/11) = (12/4) × (11/5) = 33/5.\n</reasoning>\nFinal Answer: 33/5" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Calculate: -452 + 662" }, { "role": "assistant", "content": "<reasoning>\nAdd -452 and 662: -452 + 662 = 210.\n</reasoning>\nFinal Answer: 210" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Simplify: 3/17 + 8/19" }, { "role": "assistant", "content": "<reasoning>\nAdd fractions: 3/17 + 8/19. Common denominator = 323. Result = 193/323.\n</reasoning>\nFinal Answer: 193/323" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Calculate: 468 mod -694" }, { "role": "assistant", "content": "<reasoning>\n468 mod -694: 468 = -694 × -1 + -226, so remainder = -226.\n</reasoning>\nFinal Answer: -226" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Increase 435 by 100%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 100%: 435 × (1 + 100/100) = 435 × 2.0 = 870.0.\n</reasoning>\nFinal Answer: 870.0" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 28x + -33 = 695" }, { "role": "assistant", "content": "<reasoning>\nSubtract -33 from both sides: 28x = 728. Divide by 28: x = 26.\n</reasoning>\nFinal Answer: 26" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "What is 80% of 814?" }, { "role": "assistant", "content": "<reasoning>\n80% of 814 = (80/100) × 814 = 651.2.\n</reasoning>\nFinal Answer: 651.2" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate: 754 - -216" }, { "role": "assistant", "content": "<reasoning>\nSubtract -216 from 754: 754 - -216 = 970.\n</reasoning>\nFinal Answer: 970" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: 392 + -797" }, { "role": "assistant", "content": "<reasoning>\nAdd 392 and -797: 392 + -797 = -405.\n</reasoning>\nFinal Answer: -405" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -943 × -785" }, { "role": "assistant", "content": "<reasoning>\nMultiply -943 by -785: -943 × -785 = 740255.\n</reasoning>\nFinal Answer: 740255" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the range of: [91, 76, 79, 37, 16, 56, 42, 96]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 96 - 16 = 80.\n</reasoning>\nFinal Answer: 80" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "Solve for x: 7x + -33 = -362" }, { "role": "assistant", "content": "<reasoning>\nSubtract -33 from both sides: 7x = -329. Divide by 7: x = -47.\n</reasoning>\nFinal Answer: -47" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the mode of: [50, 17, 91, 31, 77, 71, 19, 8, 41, 70]" }, { "role": "assistant", "content": "<reasoning>\nCount frequencies: {50: 1, 17: 1, 91: 1, 31: 1, 77: 1, 71: 1, 19: 1, 8: 1, 41: 1, 70: 1}. Most frequent: [50, 17, 91, 31, 77, 71, 19, 8, 41, 70].\n</reasoni...
easy
[ "statistics", "mode" ]
[ { "role": "user", "content": "Increase 373 by 17%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 17%: 373 × (1 + 17/100) = 373 × 1.17 = 436.41.\n</reasoning>\nFinal Answer: 436.41" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹43729 at 4% per annum for 8 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 43729 × 4 × 8 / 100 = 13993.28.\n</reasoning>\nFinal Answer: 13993.28" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Simplify: 12/8 * 19/19" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (12/8) × (19/19) = (228/152) = 3/2 after simplification.\n</reasoning>\nFinal Answer: 3/2" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 111 and 160." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(111,160) = 1.\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "Evaluate using order of operations: (1 + 40) * (43 - 40)" }, { "role": "assistant", "content": "<reasoning>\nBrackets first: (1+40)=41, (43-40)=3, then 41×3=123.\n</reasoning>\nFinal Answer: 123" } ]
medium
[ "bodmas", "order_of_operations" ]