messages
listlengths
2
2
difficulty
stringclasses
3 values
tags
listlengths
1
3
[ { "role": "user", "content": "Simplify: 18/9 / 10/15" }, { "role": "assistant", "content": "<reasoning>\nDivide: (18/9) ÷ (10/15) = (18/9) × (15/10) = 3.\n</reasoning>\nFinal Answer: 3" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Ravi has 103 apples and buys 121 more. How many apples does he have now?" }, { "role": "assistant", "content": "<reasoning>\nTotal = 103 + 121 = 224.\n</reasoning>\nFinal Answer: 224" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Increase 988 by 75%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 75%: 988 × (1 + 75/100) = 988 × 1.75 = 1729.0.\n</reasoning>\nFinal Answer: 1729.0" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Simplify: 15/13 / 10/3" }, { "role": "assistant", "content": "<reasoning>\nDivide: (15/13) ÷ (10/3) = (15/13) × (3/10) = 9/26.\n</reasoning>\nFinal Answer: 9/26" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "463 is what percentage of 961?" }, { "role": "assistant", "content": "<reasoning>\n(463/961) × 100 = 48.179%.\n</reasoning>\nFinal Answer: 48.179%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Calculate: 352 mod -84" }, { "role": "assistant", "content": "<reasoning>\n352 mod -84: 352 = -84 × -5 + -68, so remainder = -68.\n</reasoning>\nFinal Answer: -68" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 21x + -41 = -146" }, { "role": "assistant", "content": "<reasoning>\nSubtract -41 from both sides: 21x = -105. Divide by 21: x = -5.\n</reasoning>\nFinal Answer: -5" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹39134 at 14% per annum for 1 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 39134 × 14 × 1 / 100 = 5478.76.\n</reasoning>\nFinal Answer: 5478.76" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Increase 606 by 12%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 12%: 606 × (1 + 12/100) = 606 × 1.12 = 678.72.\n</reasoning>\nFinal Answer: 678.72" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Decrease 664 by 40%." }, { "role": "assistant", "content": "<reasoning>\nDecrease by 40%: 664 × (1 - 40/100) = 664 × 0.6 = 398.4.\n</reasoning>\nFinal Answer: 398.4" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Increase 499 by 35%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 35%: 499 × (1 + 35/100) = 499 × 1.35 = 673.65.\n</reasoning>\nFinal Answer: 673.65" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Evaluate using order of operations: 49 * 49 + 24 * 35" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 49×49=2401 and 24×35=840, then add: 3241.\n</reasoning>\nFinal Answer: 3241" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Ravi has 146 apples and buys 57 more. How many apples does he have now?" }, { "role": "assistant", "content": "<reasoning>\nTotal = 146 + 57 = 203.\n</reasoning>\nFinal Answer: 203" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Given A = [1, 6, 8, 15] and B = [1, 3, 10, 14], find A difference B." }, { "role": "assistant", "content": "<reasoning>\nA - B contains elements in A but not in B. Result = [6, 8, 15].\n</reasoning>\nFinal Answer: [6, 8, 15]" } ]
medium
[ "set_theory" ]
[ { "role": "user", "content": "Calculate: -470 mod 120" }, { "role": "assistant", "content": "<reasoning>\n-470 mod 120: -470 = 120 × -4 + 10, so remainder = 10.\n</reasoning>\nFinal Answer: 10" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 24x + -36 = 228" }, { "role": "assistant", "content": "<reasoning>\nSubtract -36 from both sides: 24x = 264. Divide by 24: x = 11.\n</reasoning>\nFinal Answer: 11" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: 758 mod 827" }, { "role": "assistant", "content": "<reasoning>\n758 mod 827: 758 = 827 × 0 + 758, so remainder = 758.\n</reasoning>\nFinal Answer: 758" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "123 is what percentage of 171?" }, { "role": "assistant", "content": "<reasoning>\n(123/171) × 100 = 71.9298%.\n</reasoning>\nFinal Answer: 71.9298%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "If the ratio of A to B is 11:8 and A = 98, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 11/8, so B = A × (8/11) = 98 × 8/11 = 71.2727.\n</reasoning>\nFinal Answer: 71.2727" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Solve for x: 25x + 38 = -562" }, { "role": "assistant", "content": "<reasoning>\nSubtract 38 from both sides: 25x = -600. Divide by 25: x = -24.\n</reasoning>\nFinal Answer: -24" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Increase 145 by 80%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 80%: 145 × (1 + 80/100) = 145 × 1.8 = 261.0.\n</reasoning>\nFinal Answer: 261.0" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "19 is what percentage of 93?" }, { "role": "assistant", "content": "<reasoning>\n(19/93) × 100 = 20.4301%.\n</reasoning>\nFinal Answer: 20.4301%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Find the area of a parallelogram with base 26 and height 23." }, { "role": "assistant", "content": "<reasoning>\nArea = base × height = 26 × 23 = 598.\n</reasoning>\nFinal Answer: 598" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Evaluate using order of operations: 37 + 27 * 1 - 50" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 27×1=27, then 37+27-50=14.\n</reasoning>\nFinal Answer: 14" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Calculate: 383 + -912" }, { "role": "assistant", "content": "<reasoning>\nAdd 383 and -912: 383 + -912 = -529.\n</reasoning>\nFinal Answer: -529" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the range of: [95, 19, 61, 60, 39, 42]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 95 - 19 = 76.\n</reasoning>\nFinal Answer: 76" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹23879 at 9% per annum for 8 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 23879 × 9 × 8 / 100 = 17192.88.\n</reasoning>\nFinal Answer: 17192.88" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 17 and common difference 9, find the 29th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 17 + (29-1)×9 = 17 + 252 = 269.\n</reasoning>\nFinal Answer: 269" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹40461 at 10% per annum for 1 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 40461 × 10 × 1 / 100 = 4046.1.\n</reasoning>\nFinal Answer: 4046.1" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Calculate: 799 × 373" }, { "role": "assistant", "content": "<reasoning>\nMultiply 799 by 373: 799 × 373 = 298027.\n</reasoning>\nFinal Answer: 298027" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "If the ratio of A to B is 40:37 and A = 14, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 40/37, so B = A × (37/40) = 14 × 37/40 = 12.95.\n</reasoning>\nFinal Answer: 12.95" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Simplify: 13/14 / 17/14" }, { "role": "assistant", "content": "<reasoning>\nDivide: (13/14) ÷ (17/14) = (13/14) × (14/17) = 13/17.\n</reasoning>\nFinal Answer: 13/17" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 27x + -5 = 589" }, { "role": "assistant", "content": "<reasoning>\nSubtract -5 from both sides: 27x = 594. Divide by 27: x = 22.\n</reasoning>\nFinal Answer: 22" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Simplify: 2/2 * 19/16" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (2/2) × (19/16) = (38/32) = 19/16 after simplification.\n</reasoning>\nFinal Answer: 19/16" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Find the perimeter of a triangle with sides 28, 35, and 37." }, { "role": "assistant", "content": "<reasoning>\nPerimeter = sum of all sides = 28 + 35 + 37 = 100.\n</reasoning>\nFinal Answer: 100" } ]
easy
[ "geometry", "perimeter" ]
[ { "role": "user", "content": "Ravi has 35 apples and buys 5 more. How many apples does he have now?" }, { "role": "assistant", "content": "<reasoning>\nTotal = 35 + 5 = 40.\n</reasoning>\nFinal Answer: 40" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Find the area of a triangle with base 69 and height 37." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × base × height = 0.5 × 69 × 37 = 1276.5.\n</reasoning>\nFinal Answer: 1276.5" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "Find the mode of: [88, 59, 22, 41, 66, 89, 47, 70, 99, 58]" }, { "role": "assistant", "content": "<reasoning>\nCount frequencies: {88: 1, 59: 1, 22: 1, 41: 1, 66: 1, 89: 1, 47: 1, 70: 1, 99: 1, 58: 1}. Most frequent: [88, 59, 22, 41, 66, 89, 47, 70, 99, 58].\n</reas...
easy
[ "statistics", "mode" ]
[ { "role": "user", "content": "244 is what percentage of 878?" }, { "role": "assistant", "content": "<reasoning>\n(244/878) × 100 = 27.7904%.\n</reasoning>\nFinal Answer: 27.7904%" } ]
medium
[ "percentage", "ratio" ]
[ { "role": "user", "content": "Calculate: 489 × 186" }, { "role": "assistant", "content": "<reasoning>\nMultiply 489 by 186: 489 × 186 = 90954.\n</reasoning>\nFinal Answer: 90954" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 20x + 27 = -793" }, { "role": "assistant", "content": "<reasoning>\nSubtract 27 from both sides: 20x = -820. Divide by 20: x = -41.\n</reasoning>\nFinal Answer: -41" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Solve for x: 20x + 41 = 541" }, { "role": "assistant", "content": "<reasoning>\nSubtract 41 from both sides: 20x = 500. Divide by 20: x = 25.\n</reasoning>\nFinal Answer: 25" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Find the area of a rectangle with length 1 and width 83." }, { "role": "assistant", "content": "<reasoning>\nArea = length × width = 1 × 83 = 83.\n</reasoning>\nFinal Answer: 83" } ]
easy
[ "geometry", "area" ]
[ { "role": "user", "content": "What is 100% of 73?" }, { "role": "assistant", "content": "<reasoning>\n100% of 73 = (100/100) × 73 = 73.0.\n</reasoning>\nFinal Answer: 73.0" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Find the range of: [26, 51, 20, 2, 22, 23, 33]" }, { "role": "assistant", "content": "<reasoning>\nRange = max - min = 51 - 2 = 49.\n</reasoning>\nFinal Answer: 49" } ]
easy
[ "statistics", "range" ]
[ { "role": "user", "content": "Solve for x: 11x + 4 = 334" }, { "role": "assistant", "content": "<reasoning>\nSubtract 4 from both sides: 11x = 330. Divide by 11: x = 30.\n</reasoning>\nFinal Answer: 30" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "If the ratio of A to B is 11:32 and A = 39, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 11/32, so B = A × (32/11) = 39 × 32/11 = 113.4545.\n</reasoning>\nFinal Answer: 113.4545" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Calculate: -63 mod -362" }, { "role": "assistant", "content": "<reasoning>\n-63 mod -362: -63 = -362 × 0 + -63, so remainder = -63.\n</reasoning>\nFinal Answer: -63" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Decrease 185 by 45%." }, { "role": "assistant", "content": "<reasoning>\nDecrease by 45%: 185 × (1 - 45/100) = 185 × 0.55 = 101.75.\n</reasoning>\nFinal Answer: 101.75" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Find the GCD (Greatest Common Divisor) of 128 and 127." }, { "role": "assistant", "content": "<reasoning>\nUsing Euclidean algorithm: GCD(128,127) = 1.\n</reasoning>\nFinal Answer: 1" } ]
medium
[ "number_theory", "gcd" ]
[ { "role": "user", "content": "If the ratio of A to B is 26:11 and A = 63, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 26/11, so B = A × (11/26) = 63 × 11/26 = 26.6538.\n</reasoning>\nFinal Answer: 26.6538" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Find the circumference of a circle with radius 18. (Use π ≈ 3.14159)" }, { "role": "assistant", "content": "<reasoning>\nCircumference = 2πr = 2 × π × 18 ≈ 113.0973.\n</reasoning>\nFinal Answer: 113.0973" } ]
easy
[ "geometry", "circumference" ]
[ { "role": "user", "content": "Increase 685 by 100%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 100%: 685 × (1 + 100/100) = 685 × 2.0 = 1370.0.\n</reasoning>\nFinal Answer: 1370.0" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Find the area of a trapezoid with parallel sides 13, 21 and height 16." }, { "role": "assistant", "content": "<reasoning>\nArea = (1/2) × (a + b) × h = 0.5 × (13+21) × 16 = 272.0.\n</reasoning>\nFinal Answer: 272.0" } ]
medium
[ "geometry", "area" ]
[ { "role": "user", "content": "Calculate: -841 + -188" }, { "role": "assistant", "content": "<reasoning>\nAdd -841 and -188: -841 + -188 = -1029.\n</reasoning>\nFinal Answer: -1029" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 21x + -27 = -321" }, { "role": "assistant", "content": "<reasoning>\nSubtract -27 from both sides: 21x = -294. Divide by 21: x = -14.\n</reasoning>\nFinal Answer: -14" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Evaluate using order of operations: 50 + 19 * 40 - 15" }, { "role": "assistant", "content": "<reasoning>\nBODMAS: multiply first: 19×40=760, then 50+760-15=795.\n</reasoning>\nFinal Answer: 795" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Simplify: 10/17 * 5/4" }, { "role": "assistant", "content": "<reasoning>\nMultiply: (10/17) × (5/4) = (50/68) = 25/34 after simplification.\n</reasoning>\nFinal Answer: 25/34" } ]
medium
[ "fractions", "arithmetic" ]
[ { "role": "user", "content": "Calculate: 3 - -486" }, { "role": "assistant", "content": "<reasoning>\nSubtract -486 from 3: 3 - -486 = 489.\n</reasoning>\nFinal Answer: 489" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate simple interest on a principal of ₹29242 at 18% per annum for 2 years." }, { "role": "assistant", "content": "<reasoning>\nSI = P × R × T / 100 = 29242 × 18 × 2 / 100 = 10527.12.\n</reasoning>\nFinal Answer: 10527.12" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Calculate: 989 × -691" }, { "role": "assistant", "content": "<reasoning>\nMultiply 989 by -691: 989 × -691 = -683399.\n</reasoning>\nFinal Answer: -683399" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 25x + 41 = 366" }, { "role": "assistant", "content": "<reasoning>\nSubtract 41 from both sides: 25x = 325. Divide by 25: x = 13.\n</reasoning>\nFinal Answer: 13" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Increase 712 by 60%." }, { "role": "assistant", "content": "<reasoning>\nIncrease by 60%: 712 × (1 + 60/100) = 712 × 1.6 = 1139.2.\n</reasoning>\nFinal Answer: 1139.2" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Calculate: -45 mod 773" }, { "role": "assistant", "content": "<reasoning>\n-45 mod 773: -45 = 773 × -1 + 728, so remainder = 728.\n</reasoning>\nFinal Answer: 728" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 6 and common difference 16, find the 10th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 6 + (10-1)×16 = 6 + 144 = 150.\n</reasoning>\nFinal Answer: 150" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Calculate: -114 ÷ -12" }, { "role": "assistant", "content": "<reasoning>\nDivide -114 by -12. -114 ÷ -12 = 9 (integer division).\n</reasoning>\nFinal Answer: 9" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "19 workers can complete a job in 19 days. How many days will 15 workers take?" }, { "role": "assistant", "content": "<reasoning>\nTotal work = 19 × 19 = 361 worker-days. New time = 361 / 15 = 24.0667 days.\n</reasoning>\nFinal Answer: 24.0667" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Solve for x: 24x + -41 = 319" }, { "role": "assistant", "content": "<reasoning>\nSubtract -41 from both sides: 24x = 360. Divide by 24: x = 15.\n</reasoning>\nFinal Answer: 15" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: 574 - -89" }, { "role": "assistant", "content": "<reasoning>\nSubtract -89 from 574: 574 - -89 = 663.\n</reasoning>\nFinal Answer: 663" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "A bag has 4 red and 3 blue balls. What is the probability of drawing a red ball?" }, { "role": "assistant", "content": "<reasoning>\nP(red) = 4/7 = 0.5714.\n</reasoning>\nFinal Answer: 0.5714" } ]
easy
[ "probability" ]
[ { "role": "user", "content": "Given A = [4, 8, 9, 15, 19] and B = [1, 4, 8, 11, 12, 14, 15], find A union B." }, { "role": "assistant", "content": "<reasoning>\nUnion includes all elements from both sets. Result = [1, 4, 8, 9, 11, 12, 14, 15, 19].\n</reasoning>\nFinal Answer: [1, 4, 8, 9, 11, 12...
medium
[ "set_theory" ]
[ { "role": "user", "content": "If the ratio of A to B is 9:5 and A = 86, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 9/5, so B = A × (5/9) = 86 × 5/9 = 47.7778.\n</reasoning>\nFinal Answer: 47.7778" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Evaluate using order of operations: 31 * 6 + 47 * 14" }, { "role": "assistant", "content": "<reasoning>\nMultiply first: 31×6=186 and 47×14=658, then add: 844.\n</reasoning>\nFinal Answer: 844" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Find the median of: [2, 78, 91, 39, 47]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [2, 39, 47, 78, 91]. Middle value(s) → median = 47.\n</reasoning>\nFinal Answer: 47" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "In an arithmetic progression with first term 43 and common difference 18, find the 50th term." }, { "role": "assistant", "content": "<reasoning>\nnth term = a + (n-1)d = 43 + (50-1)×18 = 43 + 882 = 925.\n</reasoning>\nFinal Answer: 925" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "Find the perimeter of a rectangle with length 44 and width 90." }, { "role": "assistant", "content": "<reasoning>\nPerimeter = 2(l + w) = 2(44+90) = 2×134 = 268.\n</reasoning>\nFinal Answer: 268" } ]
easy
[ "geometry", "perimeter" ]
[ { "role": "user", "content": "16 workers can complete a job in 25 days. How many days will 3 workers take?" }, { "role": "assistant", "content": "<reasoning>\nTotal work = 16 × 25 = 400 worker-days. New time = 400 / 3 = 133.3333 days.\n</reasoning>\nFinal Answer: 133.3333" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Calculate: -505 × -324" }, { "role": "assistant", "content": "<reasoning>\nMultiply -505 by -324: -505 × -324 = 163620.\n</reasoning>\nFinal Answer: 163620" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Solve for x: 28x + 40 = -1024" }, { "role": "assistant", "content": "<reasoning>\nSubtract 40 from both sides: 28x = -1064. Divide by 28: x = -38.\n</reasoning>\nFinal Answer: -38" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Evaluate using order of operations: (18 + 28) * (36 - 33)" }, { "role": "assistant", "content": "<reasoning>\nBrackets first: (18+28)=46, (36-33)=3, then 46×3=138.\n</reasoning>\nFinal Answer: 138" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "Solve for x: 24x + 20 = -220" }, { "role": "assistant", "content": "<reasoning>\nSubtract 20 from both sides: 24x = -240. Divide by 24: x = -10.\n</reasoning>\nFinal Answer: -10" } ]
easy
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Ravi has 185 apples and buys 17 more. How many apples does he have now?" }, { "role": "assistant", "content": "<reasoning>\nTotal = 185 + 17 = 202.\n</reasoning>\nFinal Answer: 202" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "13 workers can complete a job in 16 days. How many days will 11 workers take?" }, { "role": "assistant", "content": "<reasoning>\nTotal work = 13 × 16 = 208 worker-days. New time = 208 / 11 = 18.9091 days.\n</reasoning>\nFinal Answer: 18.9091" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "If the ratio of A to B is 2:9 and A = 7, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 2/9, so B = A × (9/2) = 7 × 9/2 = 31.5.\n</reasoning>\nFinal Answer: 31.5" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Calculate: -844 mod 122" }, { "role": "assistant", "content": "<reasoning>\n-844 mod 122: -844 = 122 × -7 + 10, so remainder = 10.\n</reasoning>\nFinal Answer: 10" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -714 - 749" }, { "role": "assistant", "content": "<reasoning>\nSubtract 749 from -714: -714 - 749 = -1463.\n</reasoning>\nFinal Answer: -1463" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "An item costs ₹4670. If sales tax is 12%, what is the total price?" }, { "role": "assistant", "content": "<reasoning>\nTax amount = 4670 × 12/100 = 560.4. Total = 4670 + 560.4 = 5230.4.\n</reasoning>\nFinal Answer: 5230.4" } ]
medium
[ "word_problem", "applied_math" ]
[ { "role": "user", "content": "Evaluate using order of operations: (15 + 24) * (34 - 16)" }, { "role": "assistant", "content": "<reasoning>\nBrackets first: (15+24)=39, (34-16)=18, then 39×18=702.\n</reasoning>\nFinal Answer: 702" } ]
medium
[ "bodmas", "order_of_operations" ]
[ { "role": "user", "content": "What is 65% of 849?" }, { "role": "assistant", "content": "<reasoning>\n65% of 849 = (65/100) × 849 = 551.85.\n</reasoning>\nFinal Answer: 551.85" } ]
easy
[ "percentage", "arithmetic" ]
[ { "role": "user", "content": "Solve for x: 28x + -26 = 1346" }, { "role": "assistant", "content": "<reasoning>\nSubtract -26 from both sides: 28x = 1372. Divide by 28: x = 49.\n</reasoning>\nFinal Answer: 49" } ]
medium
[ "algebra", "linear_equation" ]
[ { "role": "user", "content": "Calculate: 225 ÷ -740" }, { "role": "assistant", "content": "<reasoning>\nDivide 225 by -740. 225 ÷ -740 = -1 (integer division).\n</reasoning>\nFinal Answer: -1" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "If the ratio of A to B is 33:11 and A = 19, find B." }, { "role": "assistant", "content": "<reasoning>\nA/B = 33/11, so B = A × (11/33) = 19 × 11/33 = 6.3333.\n</reasoning>\nFinal Answer: 6.3333" } ]
medium
[ "ratio", "proportion" ]
[ { "role": "user", "content": "Find the median of: [19, 41, 47, 91, 76, 9, 26, 12, 15, 82]" }, { "role": "assistant", "content": "<reasoning>\nSorted: [9, 12, 15, 19, 26, 41, 47, 76, 82, 91]. Middle value(s) → median = 33.5.\n</reasoning>\nFinal Answer: 33.5" } ]
medium
[ "statistics", "median" ]
[ { "role": "user", "content": "Find the mode of: [66, 8, 8, 15, 78, 11, 79, 70]" }, { "role": "assistant", "content": "<reasoning>\nCount frequencies: {66: 1, 8: 2, 15: 1, 78: 1, 11: 1, 79: 1, 70: 1}. Most frequent: 8.\n</reasoning>\nFinal Answer: 8" } ]
easy
[ "statistics", "mode" ]
[ { "role": "user", "content": "Calculate: 482 mod 563" }, { "role": "assistant", "content": "<reasoning>\n482 mod 563: 482 = 563 × 0 + 482, so remainder = 482.\n</reasoning>\nFinal Answer: 482" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: -212 + -805" }, { "role": "assistant", "content": "<reasoning>\nAdd -212 and -805: -212 + -805 = -1017.\n</reasoning>\nFinal Answer: -1017" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: 792 × -83" }, { "role": "assistant", "content": "<reasoning>\nMultiply 792 by -83: 792 × -83 = -65736.\n</reasoning>\nFinal Answer: -65736" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Calculate: 706 - 275" }, { "role": "assistant", "content": "<reasoning>\nSubtract 275 from 706: 706 - 275 = 431.\n</reasoning>\nFinal Answer: 431" } ]
medium
[ "arithmetic", "computation" ]
[ { "role": "user", "content": "Find the next term in the sequence: [24, 41, 58, 75, 92]" }, { "role": "assistant", "content": "<reasoning>\nThis is an arithmetic sequence with first term 24 and common difference 17. Next term = 92 + 17 = 109.\n</reasoning>\nFinal Answer: 109" } ]
medium
[ "sequences", "arithmetic_progression" ]
[ { "role": "user", "content": "What is 7% of 894?" }, { "role": "assistant", "content": "<reasoning>\n7% of 894 = (7/100) × 894 = 62.58.\n</reasoning>\nFinal Answer: 62.58" } ]
easy
[ "percentage", "arithmetic" ]