messages
listlengths
2
2
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stringclasses
3 values
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listlengths
1
3
[ { "role": "user", "content": "Find the next term in the sequence: [40, 54, 68, 82, 96]" }, { "role": "assistant", "content": "<reasoning>\nThis is an arithmetic sequence with first term 40 and common difference 14. Next term = 96 + 14 = 110.\n</reasoning>\nFinal Answer: 110" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Solve for x: 10x + -50 = 110" }, { "role": "assistant", "content": "<reasoning>\nSubtract -50 from both sides: 10x = 160. Divide by 10: x = 16.\n</reasoning>\nFinal Answer: 16" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: 67 × -627" }, { "role": "assistant", "content": "<reasoning>\nMultiply 67 by -627: 67 × -627 = -42009.\n</reasoning>\nFinal Answer: -42009" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "20 is what percentage of 140?" }, { "role": "assistant", "content": "<reasoning>\n(20/140) × 100 = 14.2857%.\n</reasoning>\nFinal Answer: 14.2857%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Calculate: 317 - 929" }, { "role": "assistant", "content": "<reasoning>\nSubtract 929 from 317: 317 - 929 = -612.\n</reasoning>\nFinal Answer: -612" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the next term in the sequence: [46, 52, 58, 64, 70]" }, { "role": "assistant", "content": "<reasoning>\nThis is an arithmetic sequence with first term 46 and common difference 6. Next term = 70 + 6 = 76.\n</reasoning>\nFinal Answer: 76" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 15 and common difference 13, find the 50th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 15 + (50-1)×13 = 15 + 637 = 652.\n</reasoning>\nFinal Answer: 652" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Solve for x: 2x + -47 = -81" }, { "role": "assistant", "content": "<reasoning>\nSubtract -47 from both sides: 2x = -34. Divide by 2: x = -17.\n</reasoning>\nFinal Answer: -17" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the mean of: [11, 94, 24, 40, 92, 62]" }, { "role": "assistant", "content": "<reasoning>\nMean = sum/count = 323/6 = 53.8333.\n</reasoning>\nFinal Answer: 53.8333" } ]
easy
[ "statistics", "mean" ]
[ { "role": "user", "content": "Calculate: -66 mod 900" }, { "role": "assistant", "content": "<reasoning>\n-66 mod 900: -66 = 900 × -1 + 834, so remainder = 834.\n</reasoning>\nFinal Answer: 834" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Simplify: 1/8 / 7/19" }, { "role": "assistant", "content": "<reasoning>\nDivide: (1/8) ÷ (7/19) = (1/8) × (19/7) = 19/56.\n</reasoning>\nFinal Answer: 19/56" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Calculate: -380 × -234" }, { "role": "assistant", "content": "<reasoning>\nMultiply -380 by -234: -380 × -234 = 88920.\n</reasoning>\nFinal Answer: 88920" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the area of a rectangle with length 29 and width 96." }, { "role": "assistant", "content": "<reasoning>\nArea = length × width = 29 × 96 = 2784.\n</reasoning>\nFinal Answer: 2784" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Calculate: 227 + -250" }, { "role": "assistant", "content": "<reasoning>\nAdd 227 and -250: 227 + -250 = -23.\n</reasoning>\nFinal Answer: -23" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "What is 20% of 14?" }, { "role": "assistant", "content": "<reasoning>\n20% of 14 = (20/100) × 14 = 2.8.\n</reasoning>\nFinal Answer: 2.8" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Simplify: 11/6 - 10/9" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 11/6 - 10/9. LCD = 18. Result = 13/18.\n</reasoning>\nFinal Answer: 13/18" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Calculate: -42 × 865" }, { "role": "assistant", "content": "<reasoning>\nMultiply -42 by 865: -42 × 865 = -36330.\n</reasoning>\nFinal Answer: -36330" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the area of a rectangle with length 70 and width 15." }, { "role": "assistant", "content": "<reasoning>\nArea = length × width = 70 × 15 = 1050.\n</reasoning>\nFinal Answer: 1050" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Evaluate using order of operations: (11 + 44) * (39 - 19)" }, { "role": "assistant", "content": "<reasoning>\nBrackets first: (11+44)=55, (39-19)=20, then 55×20=1100.\n</reasoning>\nFinal Answer: 1100" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Calculate: 175 mod 919" }, { "role": "assistant", "content": "<reasoning>\n175 mod 919: 175 = 919 × 0 + 175, so remainder = 175.\n</reasoning>\nFinal Answer: 175" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 7x + 31 = 171" }, { "role": "assistant", "content": "<reasoning>\nSubtract 31 from both sides: 7x = 140. Divide by 7: x = 20.\n</reasoning>\nFinal Answer: 20" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: 26 × -727" }, { "role": "assistant", "content": "<reasoning>\nMultiply 26 by -727: 26 × -727 = -18902.\n</reasoning>\nFinal Answer: -18902" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "What is 50% of 114?" }, { "role": "assistant", "content": "<reasoning>\n50% of 114 = (50/100) × 114 = 57.0.\n</reasoning>\nFinal Answer: 57.0" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Evaluate: 2^5" }, { "role": "assistant", "content": "<reasoning>\n2^5 = 2 × 2 × 2 × 2 × 2 = 32.\n</reasoning>\nFinal Answer: 32" } ]
easy
[ "exponents" ]
[ { "role": "user", "content": "What is 75% of 828?" }, { "role": "assistant", "content": "<reasoning>\n75% of 828 = (75/100) × 828 = 621.0.\n</reasoning>\nFinal Answer: 621.0" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 4 and 13." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(4,13) = 1.\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "317 is what percentage of 571?" }, { "role": "assistant", "content": "<reasoning>\n(317/571) × 100 = 55.5166%.\n</reasoning>\nFinal Answer: 55.5166%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "An item costs ₹4622. If sales tax is 5%, what is the total price?" }, { "role": "assistant", "content": "<reasoning>\nTax amount = 4622 × 5/100 = 231.1. Total = 4622 + 231.1 = 4853.1.\n</reasoning>\nFinal Answer: 4853.1" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Given A = [6, 12, 17] and B = [1, 7, 9, 18], find A union B." }, { "role": "assistant", "content": "<reasoning>\nUnion includes all elements from both sets. Result = [1, 6, 7, 9, 12, 17, 18].\n</reasoning>\nFinal Answer: [1, 6, 7, 9, 12, 17, 18]" } ]
medium
[ "set_theory" ]
[ { "role": "user", "content": "Increase 462 by 75%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 75%: 462 × (1 + 75/100) = 462 × 1.75 = 808.5.\n</reasoning>\nFinal Answer: 808.5" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Two trains start towards each other from stations 412 km apart. Their speeds are 77 km/h and 70 km/h. When will they meet?" }, { "role": "assistant", "content": "<reasoning>\nCombined speed = 77+70=147 km/h. Time = 412/147 = 2.8027 hours.\n</reasoning>\nFinal Answer...
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Calculate: -522 mod 519" }, { "role": "assistant", "content": "<reasoning>\n-522 mod 519: -522 = 519 × -2 + 516, so remainder = 516.\n</reasoning>\nFinal Answer: 516" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 194 and 7." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(194,7) = 1.\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "Find the prime factorization of 186." }, { "role": "assistant", "content": "<reasoning>\nDivide 186 by smallest primes repeatedly: 186 = 2 × 3 × 31.\n</reasoning>\nFinal Answer: 2 × 3 × 31" } ]
medium
[ "number_theory", "prime_factors" ]
[ { "role": "user", "content": "Find the perimeter of a triangle with sides 9, 29, and 34." }, { "role": "assistant", "content": "<reasoning>\nPerimeter = sum of all sides = 9 + 29 + 34 = 72.\n</reasoning>\nFinal Answer: 72" } ]
easy
[ "geometry", "perimeter" ]
[ { "role": "user", "content": "Calculate: -441 mod 307" }, { "role": "assistant", "content": "<reasoning>\n-441 mod 307: -441 = 307 × -2 + 173, so remainder = 173.\n</reasoning>\nFinal Answer: 173" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Ravi has 38 apples and buys 82 more. How many apples does he have now?" }, { "role": "assistant", "content": "<reasoning>\nTotal = 38 + 82 = 120.\n</reasoning>\nFinal Answer: 120" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Simplify: 10/17 + 5/13" }, { "role": "assistant", "content": "<reasoning>\nAdd fractions: 10/17 + 5/13. Common denominator = 221. Result = 215/221.\n</reasoning>\nFinal Answer: 215/221" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "If the ratio of A to B is 44:9 and A = 15, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 44/9, so B = A × (9/44) = 15 × 9/44 = 3.0682.\n</reasoning>\nFinal Answer: 3.0682" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Solve for x: 17x + 50 = 628" }, { "role": "assistant", "content": "<reasoning>\nSubtract 50 from both sides: 17x = 578. Divide by 17: x = 34.\n</reasoning>\nFinal Answer: 34" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Solve for x: 12x + -33 = -525" }, { "role": "assistant", "content": "<reasoning>\nSubtract -33 from both sides: 12x = -492. Divide by 12: x = -41.\n</reasoning>\nFinal Answer: -41" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Simplify: 3/19 * 20/13" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (3/19) × (20/13) = (60/247) = 60/247 after simplification.\n</reasoning>\nFinal Answer: 60/247" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹13179 at 3% per annum for 4 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 13179 × 3 × 4 / 100 = 1581.48.\n</reasoning>\nFinal Answer: 1581.48" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Calculate: 797 + -802" }, { "role": "assistant", "content": "<reasoning>\nAdd 797 and -802: 797 + -802 = -5.\n</reasoning>\nFinal Answer: -5" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the median of: [13, 29, 83, 63, 68, 80, 82, 90]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [13, 29, 63, 68, 80, 82, 83, 90]. Middle value(s) → median = 74.0.\n</reasoning>\nFinal Answer: 74.0" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "Given A = [3, 6, 13] and B = [4, 8, 11, 13, 17], find A union B." }, { "role": "assistant", "content": "<reasoning>\nUnion includes all elements from both sets. Result = [3, 4, 6, 8, 11, 13, 17].\n</reasoning>\nFinal Answer: [3, 4, 6, 8, 11, 13, 17]" } ]
medium
[ "set_theory" ]
[ { "role": "user", "content": "Find the mean of: [35, 75, 47, 18, 47, 9, 45, 78, 40]" }, { "role": "assistant", "content": "<reasoning>\nMean = sum/count = 394/9 = 43.7778.\n</reasoning>\nFinal Answer: 43.7778" } ]
easy
[ "statistics", "mean" ]
[ { "role": "user", "content": "Simplify: 19/13 * 16/9" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (19/13) × (16/9) = (304/117) = 304/117 after simplification.\n</reasoning>\nFinal Answer: 304/117" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Find the next term in the sequence: [30, 39, 48, 57, 66]" }, { "role": "assistant", "content": "<reasoning>\nThis is an arithmetic sequence with first term 30 and common difference 9. Next term = 66 + 9 = 75.\n</reasoning>\nFinal Answer: 75" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Evaluate using order of operations: (45 + 34) * (41 - 27)" }, { "role": "assistant", "content": "<reasoning>\nBrackets first: (45+34)=79, (41-27)=14, then 79×14=1106.\n</reasoning>\nFinal Answer: 1106" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Evaluate using order of operations: 46 + 43 * 48 - 35" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 43×48=2064, then 46+2064-35=2075.\n</reasoning>\nFinal Answer: 2075" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Find the perimeter of a rectangle with length 13 and width 71." }, { "role": "assistant", "content": "<reasoning>\nPerimeter = 2(l + w) = 2(13+71) = 2×84 = 168.\n</reasoning>\nFinal Answer: 168" } ]
easy
[ "geometry", "perimeter" ]
[ { "role": "user", "content": "If the ratio of A to B is 42:46 and A = 6, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 42/46, so B = A × (46/42) = 6 × 46/42 = 6.5714.\n</reasoning>\nFinal Answer: 6.5714" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Solve for x: 17x + -21 = 557" }, { "role": "assistant", "content": "<reasoning>\nSubtract -21 from both sides: 17x = 578. Divide by 17: x = 34.\n</reasoning>\nFinal Answer: 34" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the area of a trapezoid with parallel sides 14, 27 and height 20." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × (a + b) × h = 0.5 × (14+27) × 20 = 410.0.\n</reasoning>\nFinal Answer: 410.0" } ]
medium
[ "geometry", "area" ]
[ { "role": "user", "content": "If the ratio of A to B is 6:2 and A = 70, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 6/2, so B = A × (2/6) = 70 × 2/6 = 23.3333.\n</reasoning>\nFinal Answer: 23.3333" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Find the next term in the sequence: [28, 39, 50, 61, 72]" }, { "role": "assistant", "content": "<reasoning>\nThis is an arithmetic sequence with first term 28 and common difference 11. Next term = 72 + 11 = 83.\n</reasoning>\nFinal Answer: 83" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Solve for x: 16x + 6 = -378" }, { "role": "assistant", "content": "<reasoning>\nSubtract 6 from both sides: 16x = -384. Divide by 16: x = -24.\n</reasoning>\nFinal Answer: -24" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: -119 mod 393" }, { "role": "assistant", "content": "<reasoning>\n-119 mod 393: -119 = 393 × -1 + 274, so remainder = 274.\n</reasoning>\nFinal Answer: 274" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "A train travels at 151 km/h. How far does it travel in 4 hours and 3 minutes?" }, { "role": "assistant", "content": "<reasoning>\nTime = 4 + 3/60 = 4.0500 hours. Distance = speed × time = 151 × 4.0500 = 611.55 km.\n</reasoning>\nFinal Answer: 611.55" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Calculate: -712 ÷ -224" }, { "role": "assistant", "content": "<reasoning>\nDivide -712 by -224. -712 ÷ -224 = 3 (integer division).\n</reasoning>\nFinal Answer: 3" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 29x + 47 = -533" }, { "role": "assistant", "content": "<reasoning>\nSubtract 47 from both sides: 29x = -580. Divide by 29: x = -20.\n</reasoning>\nFinal Answer: -20" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "175 is what percentage of 181?" }, { "role": "assistant", "content": "<reasoning>\n(175/181) × 100 = 96.6851%.\n</reasoning>\nFinal Answer: 96.6851%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Find the next term in the sequence: [41, 49, 57, 65, 73]" }, { "role": "assistant", "content": "<reasoning>\nThis is an arithmetic sequence with first term 41 and common difference 8. Next term = 73 + 8 = 81.\n</reasoning>\nFinal Answer: 81" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Find the mean of: [43, 41, 72, 48, 31]" }, { "role": "assistant", "content": "<reasoning>\nMean = sum/count = 235/5 = 47.0.\n</reasoning>\nFinal Answer: 47.0" } ]
easy
[ "statistics", "mean" ]
[ { "role": "user", "content": "List all positive factors of 73." }, { "role": "assistant", "content": "<reasoning>\nCheck each number from 1 to 73: factors are [1, 73].\n</reasoning>\nFinal Answer: [1, 73]" } ]
easy
[ "number_theory", "factors" ]
[ { "role": "user", "content": "Calculate: 15 mod 136" }, { "role": "assistant", "content": "<reasoning>\n15 mod 136: 15 = 136 × 0 + 15, so remainder = 15.\n</reasoning>\nFinal Answer: 15" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 47 and 185." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(47,185) = 1.\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "Calculate: 157 × -59" }, { "role": "assistant", "content": "<reasoning>\nMultiply 157 by -59: 157 × -59 = -9263.\n</reasoning>\nFinal Answer: -9263" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "If the ratio of A to B is 43:13 and A = 16, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 43/13, so B = A × (13/43) = 16 × 13/43 = 4.8372.\n</reasoning>\nFinal Answer: 4.8372" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Solve for x: 17x + -42 = -875" }, { "role": "assistant", "content": "<reasoning>\nSubtract -42 from both sides: 17x = -833. Divide by 17: x = -49.\n</reasoning>\nFinal Answer: -49" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: -407 - -776" }, { "role": "assistant", "content": "<reasoning>\nSubtract -776 from -407: -407 - -776 = 369.\n</reasoning>\nFinal Answer: 369" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "If the ratio of A to B is 47:46 and A = 11, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 47/46, so B = A × (46/47) = 11 × 46/47 = 10.766.\n</reasoning>\nFinal Answer: 10.766" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "An item costs ₹3032. If sales tax is 18%, what is the total price?" }, { "role": "assistant", "content": "<reasoning>\nTax amount = 3032 × 18/100 = 545.76. Total = 3032 + 545.76 = 3577.76.\n</reasoning>\nFinal Answer: 3577.76" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Find the range of: [59, 35, 8, 80, 12, 91, 79, 28, 7]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 91 - 7 = 84.\n</reasoning>\nFinal Answer: 84" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "Evaluate using order of operations: 27 + 31 * 41 - 45" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 31×41=1271, then 27+1271-45=1253.\n</reasoning>\nFinal Answer: 1253" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Calculate: -542 + 497" }, { "role": "assistant", "content": "<reasoning>\nAdd -542 and 497: -542 + 497 = -45.\n</reasoning>\nFinal Answer: -45" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 158 and 43." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(158,43) = 1.\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "Find the area of a rectangle with length 48 and width 91." }, { "role": "assistant", "content": "<reasoning>\nArea = length × width = 48 × 91 = 4368.\n</reasoning>\nFinal Answer: 4368" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Find the LCM (Least Common Multiple) of 7 and 42." }, { "role": "assistant", "content": "<reasoning>\nLCM = (a×b)/GCD = (7×42)/7 = 42.\n</reasoning>\nFinal Answer: 42" } ]
medium
[ "number_theory", "lcm" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 32 and common difference 6, find the 46th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 32 + (46-1)×6 = 32 + 270 = 302.\n</reasoning>\nFinal Answer: 302" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Ravi has 25 apples and buys 92 more. How many apples does he have now?" }, { "role": "assistant", "content": "<reasoning>\nTotal = 25 + 92 = 117.\n</reasoning>\nFinal Answer: 117" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Two trains start towards each other from stations 670 km apart. Their speeds are 100 km/h and 111 km/h. When will they meet?" }, { "role": "assistant", "content": "<reasoning>\nCombined speed = 100+111=211 km/h. Time = 670/211 = 3.1754 hours.\n</reasoning>\nFinal An...
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 200 and 195." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(200,195) = 5.\n</reasoning>\nFinal Answer: 5" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "If the ratio of A to B is 50:9 and A = 40, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 50/9, so B = A × (9/50) = 40 × 9/50 = 7.2.\n</reasoning>\nFinal Answer: 7.2" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Find the area of a parallelogram with base 54 and height 58." }, { "role": "assistant", "content": "<reasoning>\nArea = base × height = 54 × 58 = 3132.\n</reasoning>\nFinal Answer: 3132" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Simplify: 15/10 / 5/6" }, { "role": "assistant", "content": "<reasoning>\nDivide: (15/10) ÷ (5/6) = (15/10) × (6/5) = 9/5.\n</reasoning>\nFinal Answer: 9/5" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 11x + -40 = -348" }, { "role": "assistant", "content": "<reasoning>\nSubtract -40 from both sides: 11x = -308. Divide by 11: x = -28.\n</reasoning>\nFinal Answer: -28" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the median of: [97, 59, 42, 93, 41, 96, 100]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [41, 42, 59, 93, 96, 97, 100]. Middle value(s) → median = 93.\n</reasoning>\nFinal Answer: 93" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "Find the area of a rectangle with length 30 and width 39." }, { "role": "assistant", "content": "<reasoning>\nArea = length × width = 30 × 39 = 1170.\n</reasoning>\nFinal Answer: 1170" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Find the perimeter of a triangle with sides 6, 12, and 17." }, { "role": "assistant", "content": "<reasoning>\nPerimeter = sum of all sides = 6 + 12 + 17 = 35.\n</reasoning>\nFinal Answer: 35" } ]
easy
[ "geometry", "perimeter" ]
[ { "role": "user", "content": "Given A = [1, 10, 11, 13, 15, 16, 18] and B = [4, 8, 9], find A difference B." }, { "role": "assistant", "content": "<reasoning>\nA - B contains elements in A but not in B. Result = [1, 10, 11, 13, 15, 16, 18].\n</reasoning>\nFinal Answer: [1, 10, 11, 13, 15, 16, 18...
medium
[ "set_theory" ]
[ { "role": "user", "content": "Evaluate using order of operations: 35 + 46 ** 2 - 50" }, { "role": "assistant", "content": "<reasoning>\nExponent first: 46²=2116, then 35+2116-50=2101.\n</reasoning>\nFinal Answer: 2101" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Simplify: 1/3 / 9/5" }, { "role": "assistant", "content": "<reasoning>\nDivide: (1/3) ÷ (9/5) = (1/3) × (5/9) = 5/27.\n</reasoning>\nFinal Answer: 5/27" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Ravi has 129 apples and buys 34 more. How many apples does he have now?" }, { "role": "assistant", "content": "<reasoning>\nTotal = 129 + 34 = 163.\n</reasoning>\nFinal Answer: 163" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Simplify: 9/15 / 5/5" }, { "role": "assistant", "content": "<reasoning>\nDivide: (9/15) ÷ (5/5) = (9/15) × (5/5) = 3/5.\n</reasoning>\nFinal Answer: 3/5" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Find the area of a rectangle with length 78 and width 7." }, { "role": "assistant", "content": "<reasoning>\nArea = length × width = 78 × 7 = 546.\n</reasoning>\nFinal Answer: 546" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "If the ratio of A to B is 14:10 and A = 72, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 14/10, so B = A × (10/14) = 72 × 10/14 = 51.4286.\n</reasoning>\nFinal Answer: 51.4286" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "An item costs ₹2126. If sales tax is 5%, what is the total price?" }, { "role": "assistant", "content": "<reasoning>\nTax amount = 2126 × 5/100 = 106.3. Total = 2126 + 106.3 = 2232.3.\n</reasoning>\nFinal Answer: 2232.3" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Solve for x: 5x + -33 = -168" }, { "role": "assistant", "content": "<reasoning>\nSubtract -33 from both sides: 5x = -135. Divide by 5: x = -27.\n</reasoning>\nFinal Answer: -27" } ]
medium
[ "algebra", "linear_equation" ]