messages
listlengths
2
2
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3 values
tags
listlengths
1
3
[ { "role": "user", "content": "Simplify: 12/6 - 5/20" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 12/6 - 5/20. LCD = 4. Result = 7/4.\n</reasoning>\nFinal Answer: 7/4" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 38 and common difference 11, find the 11th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 38 + (11-1)×11 = 38 + 110 = 148.\n</reasoning>\nFinal Answer: 148" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Calculate: -396 - 805" }, { "role": "assistant", "content": "<reasoning>\nSubtract 805 from -396: -396 - 805 = -1201.\n</reasoning>\nFinal Answer: -1201" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve: 3x² + (12)x + (-36) = 0" }, { "role": "assistant", "content": "<reasoning>\nUsing quadratic formula: discriminant = 12² - 4×3×-36 = 576. √discriminant = 24. x = (-(12) ± 24) / (2×3). Solutions: x = 2 or x = -6.\n</reasoning>\nFinal Answer: x = 2 or x = -6" ...
hard
[ "algebra", "quadratic" ]
[ { "role": "user", "content": "Solve for x: 9x + 5 = -220" }, { "role": "assistant", "content": "<reasoning>\nSubtract 5 from both sides: 9x = -225. Divide by 9: x = -25.\n</reasoning>\nFinal Answer: -25" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "16 workers can complete a job in 26 days. How many days will 7 workers take?" }, { "role": "assistant", "content": "<reasoning>\nTotal work = 16 × 26 = 416 worker-days. New time = 416 / 7 = 59.4286 days.\n</reasoning>\nFinal Answer: 59.4286" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 70 and 109." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(70,109) = 1.\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "Simplify: 14/6 + 8/12" }, { "role": "assistant", "content": "<reasoning>\nAdd fractions: 14/6 + 8/12. Common denominator = 3. Result = 3.\n</reasoning>\nFinal Answer: 3" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 28x + 6 = -50" }, { "role": "assistant", "content": "<reasoning>\nSubtract 6 from both sides: 28x = -56. Divide by 28: x = -2.\n</reasoning>\nFinal Answer: -2" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Evaluate using order of operations: 17 * 26 + 33 * 1" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 17×26=442 and 33×1=33, then add: 475.\n</reasoning>\nFinal Answer: 475" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Find the area of a trapezoid with parallel sides 10, 33 and height 41." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × (a + b) × h = 0.5 × (10+33) × 41 = 881.5.\n</reasoning>\nFinal Answer: 881.5" } ]
medium
[ "geometry", "area" ]
[ { "role": "user", "content": "Solve for x: 23x + -18 = -616" }, { "role": "assistant", "content": "<reasoning>\nSubtract -18 from both sides: 23x = -598. Divide by 23: x = -26.\n</reasoning>\nFinal Answer: -26" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the LCM (Least Common Multiple) of 24 and 30." }, { "role": "assistant", "content": "<reasoning>\nLCM = (a×b)/GCD = (24×30)/6 = 120.\n</reasoning>\nFinal Answer: 120" } ]
medium
[ "number_theory", "lcm" ]
[ { "role": "user", "content": "Simplify: 6/15 - 6/8" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 6/15 - 6/8. LCD = 20. Result = -7/20.\n</reasoning>\nFinal Answer: -7/20" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Simplify: 6/13 * 16/7" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (6/13) × (16/7) = (96/91) = 96/91 after simplification.\n</reasoning>\nFinal Answer: 96/91" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "If the ratio of A to B is 4:30 and A = 74, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 4/30, so B = A × (30/4) = 74 × 30/4 = 555.0.\n</reasoning>\nFinal Answer: 555.0" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 9 and common difference 2, find the 19th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 9 + (19-1)×2 = 9 + 36 = 45.\n</reasoning>\nFinal Answer: 45" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Given A = [3, 7, 9, 11, 13, 14, 16] and B = [1, 2, 6, 12, 13, 15, 17], find A symmetric diff B." }, { "role": "assistant", "content": "<reasoning>\nSymmetric difference contains elements in exactly one of the sets. Result = [1, 2, 3, 6, 7, 9, 11, 12, 14, 15, 16, 17]...
medium
[ "set_theory" ]
[ { "role": "user", "content": "Evaluate using order of operations: 31 + 46 * 45 - 35" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 46×45=2070, then 31+2070-35=2066.\n</reasoning>\nFinal Answer: 2066" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "If the ratio of A to B is 46:1 and A = 37, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 46/1, so B = A × (1/46) = 37 × 1/46 = 0.8043.\n</reasoning>\nFinal Answer: 0.8043" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Calculate: -471 - 625" }, { "role": "assistant", "content": "<reasoning>\nSubtract 625 from -471: -471 - 625 = -1096.\n</reasoning>\nFinal Answer: -1096" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -407 - 820" }, { "role": "assistant", "content": "<reasoning>\nSubtract 820 from -407: -407 - 820 = -1227.\n</reasoning>\nFinal Answer: -1227" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Evaluate using order of operations: 26 * 4 + 6 * 46" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 26×4=104 and 6×46=276, then add: 380.\n</reasoning>\nFinal Answer: 380" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Find the perimeter of a rectangle with length 31 and width 42." }, { "role": "assistant", "content": "<reasoning>\nPerimeter = 2(l + w) = 2(31+42) = 2×73 = 146.\n</reasoning>\nFinal Answer: 146" } ]
easy
[ "geometry", "perimeter" ]
[ { "role": "user", "content": "17 is what percentage of 38?" }, { "role": "assistant", "content": "<reasoning>\n(17/38) × 100 = 44.7368%.\n</reasoning>\nFinal Answer: 44.7368%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Ravi has 152 apples and buys 85 more. How many apples does he have now?" }, { "role": "assistant", "content": "<reasoning>\nTotal = 152 + 85 = 237.\n</reasoning>\nFinal Answer: 237" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Find the mean of: [12, 15, 56, 49, 32, 48, 45]" }, { "role": "assistant", "content": "<reasoning>\nMean = sum/count = 257/7 = 36.7143.\n</reasoning>\nFinal Answer: 36.7143" } ]
easy
[ "statistics", "mean" ]
[ { "role": "user", "content": "Solve for x: 7x + -36 = 223" }, { "role": "assistant", "content": "<reasoning>\nSubtract -36 from both sides: 7x = 259. Divide by 7: x = 37.\n</reasoning>\nFinal Answer: 37" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: 399 - 41" }, { "role": "assistant", "content": "<reasoning>\nSubtract 41 from 399: 399 - 41 = 358.\n</reasoning>\nFinal Answer: 358" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the area of a parallelogram with base 97 and height 46." }, { "role": "assistant", "content": "<reasoning>\nArea = base × height = 97 × 46 = 4462.\n</reasoning>\nFinal Answer: 4462" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Calculate: -85 × -752" }, { "role": "assistant", "content": "<reasoning>\nMultiply -85 by -752: -85 × -752 = 63920.\n</reasoning>\nFinal Answer: 63920" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the mean of: [97, 21, 20, 52, 80, 47, 82, 33, 37, 81]" }, { "role": "assistant", "content": "<reasoning>\nMean = sum/count = 550/10 = 55.0.\n</reasoning>\nFinal Answer: 55.0" } ]
easy
[ "statistics", "mean" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 131 and 146." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(131,146) = 1.\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹29866 at 3% per annum for 6 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 29866 × 3 × 6 / 100 = 5375.88.\n</reasoning>\nFinal Answer: 5375.88" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Given A = [4, 5, 8, 10, 11, 12, 13, 18] and B = [1, 2, 3, 5, 7, 12, 15, 19], find A union B." }, { "role": "assistant", "content": "<reasoning>\nUnion includes all elements from both sets. Result = [1, 2, 3, 4, 5, 7, 8, 10, 11, 12, 13, 15, 18, 19].\n</reasoning>\nFi...
medium
[ "set_theory" ]
[ { "role": "user", "content": "Calculate: -875 × -380" }, { "role": "assistant", "content": "<reasoning>\nMultiply -875 by -380: -875 × -380 = 332500.\n</reasoning>\nFinal Answer: 332500" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the next term in the sequence: [32, 41, 50, 59, 68]" }, { "role": "assistant", "content": "<reasoning>\nThis is an arithmetic sequence with first term 32 and common difference 9. Next term = 68 + 9 = 77.\n</reasoning>\nFinal Answer: 77" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Find the range of: [43, 43, 35, 61, 79, 92, 73, 24]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 92 - 24 = 68.\n</reasoning>\nFinal Answer: 68" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "Find the next term in the sequence: [45, 47, 49, 51, 53]" }, { "role": "assistant", "content": "<reasoning>\nThis is an arithmetic sequence with first term 45 and common difference 2. Next term = 53 + 2 = 55.\n</reasoning>\nFinal Answer: 55" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "If the ratio of A to B is 10:2 and A = 69, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 10/2, so B = A × (2/10) = 69 × 2/10 = 13.8.\n</reasoning>\nFinal Answer: 13.8" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Given A = [1, 7, 9, 10, 15, 18, 19] and B = [2, 6, 11, 13, 18], find A difference B." }, { "role": "assistant", "content": "<reasoning>\nA - B contains elements in A but not in B. Result = [1, 7, 9, 10, 15, 19].\n</reasoning>\nFinal Answer: [1, 7, 9, 10, 15, 19]" ...
medium
[ "set_theory" ]
[ { "role": "user", "content": "Evaluate using order of operations: (3 + 28) * (47 - 50)" }, { "role": "assistant", "content": "<reasoning>\nBrackets first: (3+28)=31, (47-50)=-3, then 31×-3=-93.\n</reasoning>\nFinal Answer: -93" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "What is 60% of 743?" }, { "role": "assistant", "content": "<reasoning>\n60% of 743 = (60/100) × 743 = 445.8.\n</reasoning>\nFinal Answer: 445.8" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 12 and common difference 9, find the 16th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 12 + (16-1)×9 = 12 + 135 = 147.\n</reasoning>\nFinal Answer: 147" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Find the median of: [46, 75, 48, 21, 88, 77, 49, 49, 89]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [21, 46, 48, 49, 49, 75, 77, 88, 89]. Middle value(s) → median = 49.\n</reasoning>\nFinal Answer: 49" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "Solve for x: 25x + 24 = -251" }, { "role": "assistant", "content": "<reasoning>\nSubtract 24 from both sides: 25x = -275. Divide by 25: x = -11.\n</reasoning>\nFinal Answer: -11" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "22 is what percentage of 44?" }, { "role": "assistant", "content": "<reasoning>\n(22/44) × 100 = 50.0%.\n</reasoning>\nFinal Answer: 50.0%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Given A = [1, 6, 12, 15, 17] and B = [3, 4, 7], find A union B." }, { "role": "assistant", "content": "<reasoning>\nUnion includes all elements from both sets. Result = [1, 3, 4, 6, 7, 12, 15, 17].\n</reasoning>\nFinal Answer: [1, 3, 4, 6, 7, 12, 15, 17]" } ]
medium
[ "set_theory" ]
[ { "role": "user", "content": "98 is what percentage of 304?" }, { "role": "assistant", "content": "<reasoning>\n(98/304) × 100 = 32.2368%.\n</reasoning>\nFinal Answer: 32.2368%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "What is 90% of 454?" }, { "role": "assistant", "content": "<reasoning>\n90% of 454 = (90/100) × 454 = 408.6.\n</reasoning>\nFinal Answer: 408.6" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Evaluate using order of operations: 32 * 26 + 22 * 3" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 32×26=832 and 22×3=66, then add: 898.\n</reasoning>\nFinal Answer: 898" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Calculate: -198 ÷ 14" }, { "role": "assistant", "content": "<reasoning>\nDivide -198 by 14. -198 ÷ 14 = -15 (integer division).\n</reasoning>\nFinal Answer: -15" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Decrease 395 by 60%." }, { "role": "assistant", "content": "<reasoning>\nDecrease by 60%: 395 × (1 - 60/100) = 395 × 0.4 = 158.0.\n</reasoning>\nFinal Answer: 158.0" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate: -125 × 176" }, { "role": "assistant", "content": "<reasoning>\nMultiply -125 by 176: -125 × 176 = -22000.\n</reasoning>\nFinal Answer: -22000" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "If the ratio of A to B is 25:49 and A = 49, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 25/49, so B = A × (49/25) = 49 × 49/25 = 96.04.\n</reasoning>\nFinal Answer: 96.04" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹49977 at 2% per annum for 3 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 49977 × 2 × 3 / 100 = 2998.62.\n</reasoning>\nFinal Answer: 2998.62" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Simplify: 17/10 + 1/3" }, { "role": "assistant", "content": "<reasoning>\nAdd fractions: 17/10 + 1/3. Common denominator = 30. Result = 61/30.\n</reasoning>\nFinal Answer: 61/30" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 2x + 4 = -84" }, { "role": "assistant", "content": "<reasoning>\nSubtract 4 from both sides: 2x = -88. Divide by 2: x = -44.\n</reasoning>\nFinal Answer: -44" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Evaluate using order of operations: 50 * 27 + 40 * 33" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 50×27=1350 and 40×33=1320, then add: 2670.\n</reasoning>\nFinal Answer: 2670" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 133 and 98." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(133,98) = 7.\n</reasoning>\nFinal Answer: 7" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "Find the area of a trapezoid with parallel sides 34, 49 and height 29." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × (a + b) × h = 0.5 × (34+49) × 29 = 1203.5.\n</reasoning>\nFinal Answer: 1203.5" } ]
medium
[ "geometry", "area" ]
[ { "role": "user", "content": "Calculate: 838 mod -857" }, { "role": "assistant", "content": "<reasoning>\n838 mod -857: 838 = -857 × -1 + -19, so remainder = -19.\n</reasoning>\nFinal Answer: -19" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Evaluate using order of operations: (15 + 33) * (37 - 4)" }, { "role": "assistant", "content": "<reasoning>\nBrackets first: (15+33)=48, (37-4)=33, then 48×33=1584.\n</reasoning>\nFinal Answer: 1584" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Simplify: 18/12 * 20/4" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (18/12) × (20/4) = (360/48) = 15/2 after simplification.\n</reasoning>\nFinal Answer: 15/2" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 18 and 136." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(18,136) = 2.\n</reasoning>\nFinal Answer: 2" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "Solve for x: 29x + 40 = 968" }, { "role": "assistant", "content": "<reasoning>\nSubtract 40 from both sides: 29x = 928. Divide by 29: x = 32.\n</reasoning>\nFinal Answer: 32" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "A train travels at 116 km/h. How far does it travel in 7 hours and 2 minutes?" }, { "role": "assistant", "content": "<reasoning>\nTime = 7 + 2/60 = 7.0333 hours. Distance = speed × time = 116 × 7.0333 = 815.8667 km.\n</reasoning>\nFinal Answer: 815.8667" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Find the mode of: [63, 2, 48, 54, 67, 45, 100, 44]" }, { "role": "assistant", "content": "<reasoning>\nCount frequencies: {63: 1, 2: 1, 48: 1, 54: 1, 67: 1, 45: 1, 100: 1, 44: 1}. Most frequent: [63, 2, 48, 54, 67, 45, 100, 44].\n</reasoning>\nFinal Answer: [63, 2, ...
easy
[ "statistics", "mode" ]
[ { "role": "user", "content": "Evaluate using order of operations: 18 + 39 * 39 - 35" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 39×39=1521, then 18+1521-35=1504.\n</reasoning>\nFinal Answer: 1504" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "462 is what percentage of 808?" }, { "role": "assistant", "content": "<reasoning>\n(462/808) × 100 = 57.1782%.\n</reasoning>\nFinal Answer: 57.1782%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Solve for x: 11x + -27 = 413" }, { "role": "assistant", "content": "<reasoning>\nSubtract -27 from both sides: 11x = 440. Divide by 11: x = 40.\n</reasoning>\nFinal Answer: 40" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Solve for x: 1x + 32 = 14" }, { "role": "assistant", "content": "<reasoning>\nSubtract 32 from both sides: 1x = -18. Divide by 1: x = -18.\n</reasoning>\nFinal Answer: -18" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 172 and 129." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(172,129) = 43.\n</reasoning>\nFinal Answer: 43" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "If the ratio of A to B is 3:7 and A = 34, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 3/7, so B = A × (7/3) = 34 × 7/3 = 79.3333.\n</reasoning>\nFinal Answer: 79.3333" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Simplify: 2/19 * 7/15" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (2/19) × (7/15) = (14/285) = 14/285 after simplification.\n</reasoning>\nFinal Answer: 14/285" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "If the ratio of A to B is 43:18 and A = 74, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 43/18, so B = A × (18/43) = 74 × 18/43 = 30.9767.\n</reasoning>\nFinal Answer: 30.9767" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "An item costs ₹3216. If sales tax is 28%, what is the total price?" }, { "role": "assistant", "content": "<reasoning>\nTax amount = 3216 × 28/100 = 900.48. Total = 3216 + 900.48 = 4116.48.\n</reasoning>\nFinal Answer: 4116.48" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "If the ratio of A to B is 17:18 and A = 63, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 17/18, so B = A × (18/17) = 63 × 18/17 = 66.7059.\n</reasoning>\nFinal Answer: 66.7059" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Given A = [2, 3, 7, 9, 10, 14, 18, 19] and B = [1, 6, 9], find A difference B." }, { "role": "assistant", "content": "<reasoning>\nA - B contains elements in A but not in B. Result = [2, 3, 7, 10, 14, 18, 19].\n</reasoning>\nFinal Answer: [2, 3, 7, 10, 14, 18, 19]" ...
medium
[ "set_theory" ]
[ { "role": "user", "content": "Increase 653 by 80%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 80%: 653 × (1 + 80/100) = 653 × 1.8 = 1175.4.\n</reasoning>\nFinal Answer: 1175.4" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate: 987 ÷ 297" }, { "role": "assistant", "content": "<reasoning>\nDivide 987 by 297. 987 ÷ 297 = 3 (integer division).\n</reasoning>\nFinal Answer: 3" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Simplify: 2/1 / 19/8" }, { "role": "assistant", "content": "<reasoning>\nDivide: (2/1) ÷ (19/8) = (2/1) × (8/19) = 16/19.\n</reasoning>\nFinal Answer: 16/19" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "If the ratio of A to B is 42:40 and A = 74, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 42/40, so B = A × (40/42) = 74 × 40/42 = 70.4762.\n</reasoning>\nFinal Answer: 70.4762" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Find the area of a triangle with base 11 and height 76." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × base × height = 0.5 × 11 × 76 = 418.0.\n</reasoning>\nFinal Answer: 418.0" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Calculate: 967 × 837" }, { "role": "assistant", "content": "<reasoning>\nMultiply 967 by 837: 967 × 837 = 809379.\n</reasoning>\nFinal Answer: 809379" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the area of a rectangle with length 67 and width 91." }, { "role": "assistant", "content": "<reasoning>\nArea = length × width = 67 × 91 = 6097.\n</reasoning>\nFinal Answer: 6097" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Calculate: 647 + 715" }, { "role": "assistant", "content": "<reasoning>\nAdd 647 and 715: 647 + 715 = 1362.\n</reasoning>\nFinal Answer: 1362" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 30 and common difference 8, find the 15th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 30 + (15-1)×8 = 30 + 112 = 142.\n</reasoning>\nFinal Answer: 142" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Calculate: 388 - -703" }, { "role": "assistant", "content": "<reasoning>\nSubtract -703 from 388: 388 - -703 = 1091.\n</reasoning>\nFinal Answer: 1091" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "19 workers can complete a job in 9 days. How many days will 18 workers take?" }, { "role": "assistant", "content": "<reasoning>\nTotal work = 19 × 9 = 171 worker-days. New time = 171 / 18 = 9.5 days.\n</reasoning>\nFinal Answer: 9.5" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Calculate: -301 ÷ 275" }, { "role": "assistant", "content": "<reasoning>\nDivide -301 by 275. -301 ÷ 275 = -2 (integer division).\n</reasoning>\nFinal Answer: -2" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: 894 × 496" }, { "role": "assistant", "content": "<reasoning>\nMultiply 894 by 496: 894 × 496 = 443424.\n</reasoning>\nFinal Answer: 443424" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the area of a parallelogram with base 98 and height 16." }, { "role": "assistant", "content": "<reasoning>\nArea = base × height = 98 × 16 = 1568.\n</reasoning>\nFinal Answer: 1568" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Evaluate using order of operations: (35 + 35) * (30 - 33)" }, { "role": "assistant", "content": "<reasoning>\nBrackets first: (35+35)=70, (30-33)=-3, then 70×-3=-210.\n</reasoning>\nFinal Answer: -210" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "225 is what percentage of 580?" }, { "role": "assistant", "content": "<reasoning>\n(225/580) × 100 = 38.7931%.\n</reasoning>\nFinal Answer: 38.7931%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Solve for x: 4x + 26 = -74" }, { "role": "assistant", "content": "<reasoning>\nSubtract 26 from both sides: 4x = -100. Divide by 4: x = -25.\n</reasoning>\nFinal Answer: -25" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Increase 274 by 60%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 60%: 274 × (1 + 60/100) = 274 × 1.6 = 438.4.\n</reasoning>\nFinal Answer: 438.4" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 22x + 48 = 642" }, { "role": "assistant", "content": "<reasoning>\nSubtract 48 from both sides: 22x = 594. Divide by 22: x = 27.\n</reasoning>\nFinal Answer: 27" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Evaluate using order of operations: (41 + 24) * (11 - 26)" }, { "role": "assistant", "content": "<reasoning>\nBrackets first: (41+24)=65, (11-26)=-15, then 65×-15=-975.\n</reasoning>\nFinal Answer: -975" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Calculate: 473 × 569" }, { "role": "assistant", "content": "<reasoning>\nMultiply 473 by 569: 473 × 569 = 269137.\n</reasoning>\nFinal Answer: 269137" } ]
medium
[ "arithmetic", "computation" ]