messages
listlengths
2
2
difficulty
stringclasses
3 values
tags
listlengths
1
3
[ { "role": "user", "content": "389 is what percentage of 647?" }, { "role": "assistant", "content": "<reasoning>\n(389/647) × 100 = 60.1236%.\n</reasoning>\nFinal Answer: 60.1236%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "349 is what percentage of 660?" }, { "role": "assistant", "content": "<reasoning>\n(349/660) × 100 = 52.8788%.\n</reasoning>\nFinal Answer: 52.8788%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Calculate: -237 mod 541" }, { "role": "assistant", "content": "<reasoning>\n-237 mod 541: -237 = 541 × -1 + 304, so remainder = 304.\n</reasoning>\nFinal Answer: 304" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 19 and common difference 4, find the 45th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 19 + (45-1)×4 = 19 + 176 = 195.\n</reasoning>\nFinal Answer: 195" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Simplify: 10/3 + 17/13" }, { "role": "assistant", "content": "<reasoning>\nAdd fractions: 10/3 + 17/13. Common denominator = 39. Result = 181/39.\n</reasoning>\nFinal Answer: 181/39" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Simplify: 10/1 * 15/17" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (10/1) × (15/17) = (150/17) = 150/17 after simplification.\n</reasoning>\nFinal Answer: 150/17" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "What is 7% of 764?" }, { "role": "assistant", "content": "<reasoning>\n7% of 764 = (7/100) × 764 = 53.48.\n</reasoning>\nFinal Answer: 53.48" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate: 991 + 575" }, { "role": "assistant", "content": "<reasoning>\nAdd 991 and 575: 991 + 575 = 1566.\n</reasoning>\nFinal Answer: 1566" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Simplify: 16/15 - 7/11" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 16/15 - 7/11. LCD = 165. Result = 71/165.\n</reasoning>\nFinal Answer: 71/165" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "What is 35% of 586?" }, { "role": "assistant", "content": "<reasoning>\n35% of 586 = (35/100) × 586 = 205.1.\n</reasoning>\nFinal Answer: 205.1" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Simplify: 6/13 * 17/10" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (6/13) × (17/10) = (102/130) = 51/65 after simplification.\n</reasoning>\nFinal Answer: 51/65" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Simplify: 14/14 / 8/1" }, { "role": "assistant", "content": "<reasoning>\nDivide: (14/14) ÷ (8/1) = (14/14) × (1/8) = 1/8.\n</reasoning>\nFinal Answer: 1/8" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 24x + -24 = 816" }, { "role": "assistant", "content": "<reasoning>\nSubtract -24 from both sides: 24x = 840. Divide by 24: x = 35.\n</reasoning>\nFinal Answer: 35" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Solve: 2x² + (-6)x + (-80) = 0" }, { "role": "assistant", "content": "<reasoning>\nUsing quadratic formula: discriminant = -6² - 4×2×-80 = 676. √discriminant = 26. x = (-(-6) ± 26) / (2×2). Solutions: x = -5 or x = 8.\n</reasoning>\nFinal Answer: x = -5 or x = 8" ...
hard
[ "algebra", "quadratic" ]
[ { "role": "user", "content": "Solve for x: 27x + 37 = 577" }, { "role": "assistant", "content": "<reasoning>\nSubtract 37 from both sides: 27x = 540. Divide by 27: x = 20.\n</reasoning>\nFinal Answer: 20" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Solve for x: 18x + -46 = -820" }, { "role": "assistant", "content": "<reasoning>\nSubtract -46 from both sides: 18x = -774. Divide by 18: x = -43.\n</reasoning>\nFinal Answer: -43" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "An item costs ₹888. If sales tax is 28%, what is the total price?" }, { "role": "assistant", "content": "<reasoning>\nTax amount = 888 × 28/100 = 248.64. Total = 888 + 248.64 = 1136.64.\n</reasoning>\nFinal Answer: 1136.64" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Calculate: 629 × 863" }, { "role": "assistant", "content": "<reasoning>\nMultiply 629 by 863: 629 × 863 = 542827.\n</reasoning>\nFinal Answer: 542827" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the LCM (Least Common Multiple) of 11 and 12." }, { "role": "assistant", "content": "<reasoning>\nLCM = (a×b)/GCD = (11×12)/1 = 132.\n</reasoning>\nFinal Answer: 132" } ]
medium
[ "number_theory", "lcm" ]
[ { "role": "user", "content": "Calculate: -765 × -526" }, { "role": "assistant", "content": "<reasoning>\nMultiply -765 by -526: -765 × -526 = 402390.\n</reasoning>\nFinal Answer: 402390" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "What is 10% of 281?" }, { "role": "assistant", "content": "<reasoning>\n10% of 281 = (10/100) × 281 = 28.1.\n</reasoning>\nFinal Answer: 28.1" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate: 323 - 322" }, { "role": "assistant", "content": "<reasoning>\nSubtract 322 from 323: 323 - 322 = 1.\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 28x + 20 = -1016" }, { "role": "assistant", "content": "<reasoning>\nSubtract 20 from both sides: 28x = -1036. Divide by 28: x = -37.\n</reasoning>\nFinal Answer: -37" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹30968 at 19% per annum for 6 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 30968 × 19 × 6 / 100 = 35303.52.\n</reasoning>\nFinal Answer: 35303.52" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Given A = [7, 11, 12, 14, 15, 16, 19] and B = [1, 3, 6, 8, 11, 12, 19], find A difference B." }, { "role": "assistant", "content": "<reasoning>\nA - B contains elements in A but not in B. Result = [7, 14, 15, 16].\n</reasoning>\nFinal Answer: [7, 14, 15, 16]" } ]
medium
[ "set_theory" ]
[ { "role": "user", "content": "Calculate: -289 × -149" }, { "role": "assistant", "content": "<reasoning>\nMultiply -289 by -149: -289 × -149 = 43061.\n</reasoning>\nFinal Answer: 43061" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -400 mod -638" }, { "role": "assistant", "content": "<reasoning>\n-400 mod -638: -400 = -638 × 0 + -400, so remainder = -400.\n</reasoning>\nFinal Answer: -400" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Decrease 811 by 17%." }, { "role": "assistant", "content": "<reasoning>\nDecrease by 17%: 811 × (1 - 17/100) = 811 × 0.83 = 673.13.\n</reasoning>\nFinal Answer: 673.13" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "A train travels at 85 km/h. How far does it travel in 5 hours and 28 minutes?" }, { "role": "assistant", "content": "<reasoning>\nTime = 5 + 28/60 = 5.4667 hours. Distance = speed × time = 85 × 5.4667 = 464.6667 km.\n</reasoning>\nFinal Answer: 464.6667" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Calculate: -255 mod -315" }, { "role": "assistant", "content": "<reasoning>\n-255 mod -315: -255 = -315 × 0 + -255, so remainder = -255.\n</reasoning>\nFinal Answer: -255" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the mode of: [65, 13, 34, 36, 78, 89, 17, 19, 22]" }, { "role": "assistant", "content": "<reasoning>\nCount frequencies: {65: 1, 13: 1, 34: 1, 36: 1, 78: 1, 89: 1, 17: 1, 19: 1, 22: 1}. Most frequent: [65, 13, 34, 36, 78, 89, 17, 19, 22].\n</reasoning>\nFinal A...
easy
[ "statistics", "mode" ]
[ { "role": "user", "content": "Solve for x: 6x + -11 = 241" }, { "role": "assistant", "content": "<reasoning>\nSubtract -11 from both sides: 6x = 252. Divide by 6: x = 42.\n</reasoning>\nFinal Answer: 42" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "What is 10% of 409?" }, { "role": "assistant", "content": "<reasoning>\n10% of 409 = (10/100) × 409 = 40.9.\n</reasoning>\nFinal Answer: 40.9" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 11x + -6 = 93" }, { "role": "assistant", "content": "<reasoning>\nSubtract -6 from both sides: 11x = 99. Divide by 11: x = 9.\n</reasoning>\nFinal Answer: 9" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the range of: [2, 55, 67, 16, 18, 94]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 94 - 2 = 92.\n</reasoning>\nFinal Answer: 92" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "Solve for x: 23x + -49 = 1101" }, { "role": "assistant", "content": "<reasoning>\nSubtract -49 from both sides: 23x = 1150. Divide by 23: x = 50.\n</reasoning>\nFinal Answer: 50" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "What is 70% of 993?" }, { "role": "assistant", "content": "<reasoning>\n70% of 993 = (70/100) × 993 = 695.1.\n</reasoning>\nFinal Answer: 695.1" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Find the median of: [28, 81, 33, 26, 45, 62, 98]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [26, 28, 33, 45, 62, 81, 98]. Middle value(s) → median = 45.\n</reasoning>\nFinal Answer: 45" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "Decrease 783 by 65%." }, { "role": "assistant", "content": "<reasoning>\nDecrease by 65%: 783 × (1 - 65/100) = 783 × 0.35 = 274.05.\n</reasoning>\nFinal Answer: 274.05" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate: 654 - 258" }, { "role": "assistant", "content": "<reasoning>\nSubtract 258 from 654: 654 - 258 = 396.\n</reasoning>\nFinal Answer: 396" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 29x + -45 = 1173" }, { "role": "assistant", "content": "<reasoning>\nSubtract -45 from both sides: 29x = 1218. Divide by 29: x = 42.\n</reasoning>\nFinal Answer: 42" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Solve for x: 26x + 6 = -592" }, { "role": "assistant", "content": "<reasoning>\nSubtract 6 from both sides: 26x = -598. Divide by 26: x = -23.\n</reasoning>\nFinal Answer: -23" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "If the ratio of A to B is 49:29 and A = 48, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 49/29, so B = A × (29/49) = 48 × 29/49 = 28.4082.\n</reasoning>\nFinal Answer: 28.4082" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Simplify: 16/20 + 8/16" }, { "role": "assistant", "content": "<reasoning>\nAdd fractions: 16/20 + 8/16. Common denominator = 10. Result = 13/10.\n</reasoning>\nFinal Answer: 13/10" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 15x + 25 = -80" }, { "role": "assistant", "content": "<reasoning>\nSubtract 25 from both sides: 15x = -105. Divide by 15: x = -7.\n</reasoning>\nFinal Answer: -7" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: -435 - 248" }, { "role": "assistant", "content": "<reasoning>\nSubtract 248 from -435: -435 - 248 = -683.\n</reasoning>\nFinal Answer: -683" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Simplify: 6/4 * 17/14" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (6/4) × (17/14) = (102/56) = 51/28 after simplification.\n</reasoning>\nFinal Answer: 51/28" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Find the mode of: [67, 19, 42, 44, 54, 99, 100]" }, { "role": "assistant", "content": "<reasoning>\nCount frequencies: {67: 1, 19: 1, 42: 1, 44: 1, 54: 1, 99: 1, 100: 1}. Most frequent: [67, 19, 42, 44, 54, 99, 100].\n</reasoning>\nFinal Answer: [67, 19, 42, 44, 54,...
easy
[ "statistics", "mode" ]
[ { "role": "user", "content": "Find the area of a parallelogram with base 55 and height 82." }, { "role": "assistant", "content": "<reasoning>\nArea = base × height = 55 × 82 = 4510.\n</reasoning>\nFinal Answer: 4510" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Calculate: -667 + 670" }, { "role": "assistant", "content": "<reasoning>\nAdd -667 and 670: -667 + 670 = 3.\n</reasoning>\nFinal Answer: 3" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 38 and common difference 15, find the 38th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 38 + (38-1)×15 = 38 + 555 = 593.\n</reasoning>\nFinal Answer: 593" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "An item costs ₹2087. If sales tax is 12%, what is the total price?" }, { "role": "assistant", "content": "<reasoning>\nTax amount = 2087 × 12/100 = 250.44. Total = 2087 + 250.44 = 2337.44.\n</reasoning>\nFinal Answer: 2337.44" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Calculate: 607 + -818" }, { "role": "assistant", "content": "<reasoning>\nAdd 607 and -818: 607 + -818 = -211.\n</reasoning>\nFinal Answer: -211" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Evaluate using order of operations: 44 * 37 + 14 * 39" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 44×37=1628 and 14×39=546, then add: 2174.\n</reasoning>\nFinal Answer: 2174" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "If the ratio of A to B is 12:28 and A = 62, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 12/28, so B = A × (28/12) = 62 × 28/12 = 144.6667.\n</reasoning>\nFinal Answer: 144.6667" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Solve: 2x² + (24)x + (70) = 0" }, { "role": "assistant", "content": "<reasoning>\nUsing quadratic formula: discriminant = 24² - 4×2×70 = 16. √discriminant = 4. x = (-(24) ± 4) / (2×2). Solutions: x = -5 or x = -7.\n</reasoning>\nFinal Answer: x = -5 or x = -7" } ]
hard
[ "algebra", "quadratic" ]
[ { "role": "user", "content": "Find the LCM (Least Common Multiple) of 19 and 36." }, { "role": "assistant", "content": "<reasoning>\nLCM = (a×b)/GCD = (19×36)/1 = 684.\n</reasoning>\nFinal Answer: 684" } ]
medium
[ "number_theory", "lcm" ]
[ { "role": "user", "content": "Calculate: 947 - 394" }, { "role": "assistant", "content": "<reasoning>\nSubtract 394 from 947: 947 - 394 = 553.\n</reasoning>\nFinal Answer: 553" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Evaluate using order of operations: 16 * 31 + 1 * 43" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 16×31=496 and 1×43=43, then add: 539.\n</reasoning>\nFinal Answer: 539" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Evaluate using order of operations: (40 + 6) * (43 - 17)" }, { "role": "assistant", "content": "<reasoning>\nBrackets first: (40+6)=46, (43-17)=26, then 46×26=1196.\n</reasoning>\nFinal Answer: 1196" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Find the LCM (Least Common Multiple) of 13 and 14." }, { "role": "assistant", "content": "<reasoning>\nLCM = (a×b)/GCD = (13×14)/1 = 182.\n</reasoning>\nFinal Answer: 182" } ]
medium
[ "number_theory", "lcm" ]
[ { "role": "user", "content": "Calculate: -865 × -656" }, { "role": "assistant", "content": "<reasoning>\nMultiply -865 by -656: -865 × -656 = 567440.\n</reasoning>\nFinal Answer: 567440" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: 633 ÷ -912" }, { "role": "assistant", "content": "<reasoning>\nDivide 633 by -912. 633 ÷ -912 = -1 (integer division).\n</reasoning>\nFinal Answer: -1" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹25434 at 15% per annum for 6 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 25434 × 15 × 6 / 100 = 22890.6.\n</reasoning>\nFinal Answer: 22890.6" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Solve for x: 14x + -22 = -92" }, { "role": "assistant", "content": "<reasoning>\nSubtract -22 from both sides: 14x = -70. Divide by 14: x = -5.\n</reasoning>\nFinal Answer: -5" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Solve for x: 10x + -42 = -132" }, { "role": "assistant", "content": "<reasoning>\nSubtract -42 from both sides: 10x = -90. Divide by 10: x = -9.\n</reasoning>\nFinal Answer: -9" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: -227 mod -398" }, { "role": "assistant", "content": "<reasoning>\n-227 mod -398: -227 = -398 × 0 + -227, so remainder = -227.\n</reasoning>\nFinal Answer: -227" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the area of a triangle with base 65 and height 26." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × base × height = 0.5 × 65 × 26 = 845.0.\n</reasoning>\nFinal Answer: 845.0" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Solve for x: 22x + -32 = 144" }, { "role": "assistant", "content": "<reasoning>\nSubtract -32 from both sides: 22x = 176. Divide by 22: x = 8.\n</reasoning>\nFinal Answer: 8" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the area of a triangle with base 85 and height 7." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × base × height = 0.5 × 85 × 7 = 297.5.\n</reasoning>\nFinal Answer: 297.5" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Find the perimeter of a rectangle with length 31 and width 62." }, { "role": "assistant", "content": "<reasoning>\nPerimeter = 2(l + w) = 2(31+62) = 2×93 = 186.\n</reasoning>\nFinal Answer: 186" } ]
easy
[ "geometry", "perimeter" ]
[ { "role": "user", "content": "If the ratio of A to B is 40:17 and A = 41, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 40/17, so B = A × (17/40) = 41 × 17/40 = 17.425.\n</reasoning>\nFinal Answer: 17.425" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Evaluate using order of operations: (33 + 28) * (19 - 3)" }, { "role": "assistant", "content": "<reasoning>\nBrackets first: (33+28)=61, (19-3)=16, then 61×16=976.\n</reasoning>\nFinal Answer: 976" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Solve for x: 14x + 23 = 317" }, { "role": "assistant", "content": "<reasoning>\nSubtract 23 from both sides: 14x = 294. Divide by 14: x = 21.\n</reasoning>\nFinal Answer: 21" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: 225 - 849" }, { "role": "assistant", "content": "<reasoning>\nSubtract 849 from 225: 225 - 849 = -624.\n</reasoning>\nFinal Answer: -624" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the perimeter of a rectangle with length 38 and width 71." }, { "role": "assistant", "content": "<reasoning>\nPerimeter = 2(l + w) = 2(38+71) = 2×109 = 218.\n</reasoning>\nFinal Answer: 218" } ]
easy
[ "geometry", "perimeter" ]
[ { "role": "user", "content": "Evaluate using order of operations: 46 + 18 ** 2 - 3" }, { "role": "assistant", "content": "<reasoning>\nExponent first: 18²=324, then 46+324-3=367.\n</reasoning>\nFinal Answer: 367" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "What is 35% of 528?" }, { "role": "assistant", "content": "<reasoning>\n35% of 528 = (35/100) × 528 = 184.8.\n</reasoning>\nFinal Answer: 184.8" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Simplify: 19/9 / 3/3" }, { "role": "assistant", "content": "<reasoning>\nDivide: (19/9) ÷ (3/3) = (19/9) × (3/3) = 19/9.\n</reasoning>\nFinal Answer: 19/9" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "If the ratio of A to B is 3:46 and A = 29, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 3/46, so B = A × (46/3) = 29 × 46/3 = 444.6667.\n</reasoning>\nFinal Answer: 444.6667" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Calculate: -815 ÷ -584" }, { "role": "assistant", "content": "<reasoning>\nDivide -815 by -584. -815 ÷ -584 = 1 (integer division).\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "If the ratio of A to B is 43:22 and A = 50, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 43/22, so B = A × (22/43) = 50 × 22/43 = 25.5814.\n</reasoning>\nFinal Answer: 25.5814" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Find the area of a trapezoid with parallel sides 19, 48 and height 27." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × (a + b) × h = 0.5 × (19+48) × 27 = 904.5.\n</reasoning>\nFinal Answer: 904.5" } ]
medium
[ "geometry", "area" ]
[ { "role": "user", "content": "Simplify: 10/12 - 7/15" }, { "role": "assistant", "content": "<reasoning>\nSubtract fractions: 10/12 - 7/15. LCD = 30. Result = 11/30.\n</reasoning>\nFinal Answer: 11/30" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Find the area of a rectangle with length 35 and width 63." }, { "role": "assistant", "content": "<reasoning>\nArea = length × width = 35 × 63 = 2205.\n</reasoning>\nFinal Answer: 2205" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Calculate: -707 × -463" }, { "role": "assistant", "content": "<reasoning>\nMultiply -707 by -463: -707 × -463 = 327341.\n</reasoning>\nFinal Answer: 327341" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 14x + 40 = 684" }, { "role": "assistant", "content": "<reasoning>\nSubtract 40 from both sides: 14x = 644. Divide by 14: x = 46.\n</reasoning>\nFinal Answer: 46" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Ravi has 67 apples and buys 181 more. How many apples does he have now?" }, { "role": "assistant", "content": "<reasoning>\nTotal = 67 + 181 = 248.\n</reasoning>\nFinal Answer: 248" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "If the ratio of A to B is 2:33 and A = 40, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 2/33, so B = A × (33/2) = 40 × 33/2 = 660.0.\n</reasoning>\nFinal Answer: 660.0" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Calculate: 691 × 739" }, { "role": "assistant", "content": "<reasoning>\nMultiply 691 by 739: 691 × 739 = 510649.\n</reasoning>\nFinal Answer: 510649" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "10 is what percentage of 20?" }, { "role": "assistant", "content": "<reasoning>\n(10/20) × 100 = 50.0%.\n</reasoning>\nFinal Answer: 50.0%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Find the median of: [85, 70, 36, 8, 100, 99, 64]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [8, 36, 64, 70, 85, 99, 100]. Middle value(s) → median = 70.\n</reasoning>\nFinal Answer: 70" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "Calculate: -901 + -124" }, { "role": "assistant", "content": "<reasoning>\nAdd -901 and -124: -901 + -124 = -1025.\n</reasoning>\nFinal Answer: -1025" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 8x + -29 = 331" }, { "role": "assistant", "content": "<reasoning>\nSubtract -29 from both sides: 8x = 360. Divide by 8: x = 45.\n</reasoning>\nFinal Answer: 45" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the median of: [78, 23, 15, 40, 3, 81]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [3, 15, 23, 40, 78, 81]. Middle value(s) → median = 31.5.\n</reasoning>\nFinal Answer: 31.5" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "Find the LCM (Least Common Multiple) of 30 and 40." }, { "role": "assistant", "content": "<reasoning>\nLCM = (a×b)/GCD = (30×40)/10 = 120.\n</reasoning>\nFinal Answer: 120" } ]
medium
[ "number_theory", "lcm" ]
[ { "role": "user", "content": "Evaluate using order of operations: 4 + 38 * 21 - 12" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 38×21=798, then 4+798-12=790.\n</reasoning>\nFinal Answer: 790" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Evaluate using order of operations: 40 + 2 * 43 - 27" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 2×43=86, then 40+86-27=99.\n</reasoning>\nFinal Answer: 99" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "What is 30% of 535?" }, { "role": "assistant", "content": "<reasoning>\n30% of 535 = (30/100) × 535 = 160.5.\n</reasoning>\nFinal Answer: 160.5" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "97 is what percentage of 443?" }, { "role": "assistant", "content": "<reasoning>\n(97/443) × 100 = 21.8962%.\n</reasoning>\nFinal Answer: 21.8962%" } ]
medium
[ "percentage", "ratio" ]