id
int64
1
735k
topic
stringclasses
11 values
difficulty
stringclasses
2 values
question
stringlengths
12
91
answer
stringlengths
1
11
reasoning
stringlengths
20
98
category
stringclasses
19 values
733,401
arithmetic
easy
What is 794 - 294?
500
Subtract: 794 - 294 = 500.
basic_operations
733,402
geometry
easy
Find the area of a circle with radius 33. Use pi=3.14159, round to 2 decimals.
3421.19
Area = pi*r^2 = 3.14159*33^2 = 3.14159*1089 = 3421.19.
circle_area
733,403
percentages
easy
What is 93% of 986?
916.98
Calculate 93/100 * 986 = 0.93*986 = 916.98.
percentages
733,404
algebra
easy
Solve for x: 11x + 13 = 68
5
Subtract 13 from both sides: 11x = 68-13=55. Then divide by 11: x = 55/11 = 5.
linear_equation
733,405
algebra
easy
Solve for x: 13x - 10 = 250
20
Add 10 to both sides: 13x = 250+10=260. Then x = 260/13 = 20.
linear_equation
733,406
calculus
medium
What is the derivative of 3x^7 with respect to x?
21x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [3x^7] = 3*7*x^6 = 21x^6.
derivative
733,407
arithmetic
easy
What is 11 + 53 * 59? Remember order of operations.
3138
Order of operations (PEMDAS): first 53*59=3127, then 11+3127=3138.
basic_operations
733,408
algebra
medium
Solve for x: x^2 + 7x + 6 = 0
x = -6, -1
Factor: (x - -6)(x - -1) = x^2 -(-7)x + 6 = 0. So x = -6 or -1. Check sum = -7, product = 6.
quadratic
733,409
arithmetic
easy
What is 4 * 88?
352
Multiply: 4 * 88 = 352.
basic_operations
733,410
calculus
medium
What is the indefinite integral of x^5 dx?
x^6/6 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^5 = x^6/6 + C.
integral
733,411
algebra
medium
Solve for x: x^2 - 15x + 50 = 0
x = 10, 5
Factor: (x - 10)(x - 5) = x^2 -(15)x + 50 = 0. So x = 10 or 5. Check sum = 15, product = 50.
quadratic
733,412
roots
easy
What is the square root of 121?
11
Find number that when squared gives 121. 11*11=121, so sqrt(121)=11.
square_roots
733,413
geometry
easy
Find the circumference of a circle with radius 26. Use pi=3.14159, round to 2 decimals.
163.36
Circumference = 2*pi*r = 2*3.14159*26 = 163.36.
circle_circum
733,414
word_problems
easy
If you have 37 apples and you buy 43 more apples, how many apples do you have in total?
80
Add initial 37 plus bought 43: 37+43=80.
addition_word
733,415
exponents
easy
What is 3^2?
9
3^2 means multiply 3 by itself 2 times: 3*3 = 9.
exponents
733,416
number_theory
medium
What is the LCM (least common multiple) of 93 and 12?
372
LCM = |93*12| / GCD(93,12). GCD=3, so LCM=1116/3=372.
lcm
733,417
roots
easy
What is the square root of 484?
22
Find number that when squared gives 484. 22*22=484, so sqrt(484)=22.
square_roots
733,418
number_theory
medium
What is the GCD (greatest common divisor) of 4 and 28?
4
Find greatest number dividing both 4 and 28. Divisors common, greatest is 4.
gcd
733,419
algebra
medium
Solve for x: x^2 + 9x + 14 = 0
x = -7, -2
Factor: (x - -7)(x - -2) = x^2 -(-9)x + 14 = 0. So x = -7 or -2. Check sum = -9, product = 14.
quadratic
733,420
arithmetic
easy
What is 1078 / 14?
77
Divide: 1078 ÷ 14 = 77 because 14*77=1078.
division
733,421
word_problems
easy
If you have 49 candies and you buy 18 more candies, how many candies do you have in total?
67
Add initial 49 plus bought 18: 49+18=67.
addition_word
733,422
number_theory
medium
What is the LCM (least common multiple) of 2 and 41?
82
LCM = |2*41| / GCD(2,41). GCD=1, so LCM=82/1=82.
lcm
733,423
arithmetic
easy
What is 734 + 612?
1346
Add the two numbers: 734 + 612 = 1346.
basic_operations
733,424
word_problems
easy
If you have 83 candies and you buy 34 more candies, how many candies do you have in total?
117
Add initial 83 plus bought 34: 83+34=117.
addition_word
733,425
geometry
easy
Find the area of a circle with radius 22. Use pi=3.14159, round to 2 decimals.
1520.53
Area = pi*r^2 = 3.14159*22^2 = 3.14159*484 = 1520.53.
circle_area
733,426
calculus
medium
What is the derivative of 2x^3 with respect to x?
6x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [2x^3] = 2*3*x^2 = 6x^2.
derivative
733,427
arithmetic
easy
What is 611 + 288 * 49? Remember order of operations.
14723
Order of operations (PEMDAS): first 288*49=14112, then 611+14112=14723.
basic_operations
733,428
roots
easy
What is the square root of 441?
21
Find number that when squared gives 441. 21*21=441, so sqrt(441)=21.
square_roots
733,429
geometry
easy
Find the area of a circle with radius 26. Use pi=3.14159, round to 2 decimals.
2123.72
Area = pi*r^2 = 3.14159*26^2 = 3.14159*676 = 2123.72.
circle_area
733,430
arithmetic
easy
What is 996 - 484?
512
Subtract: 996 - 484 = 512.
basic_operations
733,431
algebra
medium
Solve for x: x^2 - 4x - 60 = 0
x = -6, 10
Factor: (x - -6)(x - 10) = x^2 -(4)x + -60 = 0. So x = -6 or 10. Check sum = 4, product = -60.
quadratic
733,432
arithmetic
easy
What is 997 + 597 * 28? Remember order of operations.
17713
Order of operations (PEMDAS): first 597*28=16716, then 997+16716=17713.
basic_operations
733,433
geometry
easy
Find the area of a circle with radius 1. Use pi=3.14159, round to 2 decimals.
3.14
Area = pi*r^2 = 3.14159*1^2 = 3.14159*1 = 3.14.
circle_area
733,434
exponents
easy
What is 8^2?
64
8^2 means multiply 8 by itself 2 times: 8*8 = 64.
exponents
733,435
arithmetic
easy
What is 903 + 668 * 23? Remember order of operations.
16267
Order of operations (PEMDAS): first 668*23=15364, then 903+15364=16267.
basic_operations
733,436
calculus
medium
What is the indefinite integral of x^1 dx?
x^2/2 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^1 = x^2/2 + C.
integral
733,437
calculus
medium
What is the derivative of 9x^6 with respect to x?
54x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [9x^6] = 9*6*x^5 = 54x^5.
derivative
733,438
exponents
easy
What is 10^3?
1000
10^3 means multiply 10 by itself 3 times: 10*10*10 = 1000.
exponents
733,439
number_theory
medium
What is the GCD (greatest common divisor) of 19 and 18?
1
Find greatest number dividing both 19 and 18. Divisors common, greatest is 1.
gcd
733,440
arithmetic
easy
What is 913 + 46 * 85? Remember order of operations.
4823
Order of operations (PEMDAS): first 46*85=3910, then 913+3910=4823.
basic_operations
733,441
arithmetic
easy
What is 8967 / 21?
427
Divide: 8967 ÷ 21 = 427 because 21*427=8967.
division
733,442
arithmetic
easy
What is 59 * 74?
4366
Multiply: 59 * 74 = 4366.
basic_operations
733,443
roots
easy
What is the square root of 484?
22
Find number that when squared gives 484. 22*22=484, so sqrt(484)=22.
square_roots
733,444
algebra
easy
Solve for x: 7x - 7 = -21
-2
Add 7 to both sides: 7x = -21+7=-14. Then x = -14/7 = -2.
linear_equation
733,445
arithmetic
easy
What is 435 - 434?
1
Subtract: 435 - 434 = 1.
basic_operations
733,446
fractions
medium
What is 16/10 - 20/5? Give as simplified fraction.
-12/5
Common denominator 50. Numerator 80-200=-120. So -120/50 simplifies to -12/5.
fraction_operations
733,447
number_theory
medium
What is the LCM (least common multiple) of 92 and 89?
8188
LCM = |92*89| / GCD(92,89). GCD=1, so LCM=8188/1=8188.
lcm
733,448
percentages
easy
What is 48% of 541?
259.68
Calculate 48/100 * 541 = 0.48*541 = 259.68.
percentages
733,449
statistics
easy
What is the mean (average) of 88, 69, 78?
78.33
Mean = sum/count. Sum = 88+69+78=235. Count=3. Mean=235/3=78.33.
mean
733,450
percentages
easy
What is 76% of 138?
104.88
Calculate 76/100 * 138 = 0.76*138 = 104.88.
percentages
733,451
algebra
medium
Solve for x: x^2 - 14x + 45 = 0
x = 9, 5
Factor: (x - 9)(x - 5) = x^2 -(14)x + 45 = 0. So x = 9 or 5. Check sum = 14, product = 45.
quadratic
733,452
calculus
medium
What is the derivative of 3x^7 with respect to x?
21x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [3x^7] = 3*7*x^6 = 21x^6.
derivative
733,453
exponents
easy
What is 12^5?
248832
12^5 means multiply 12 by itself 5 times: 12*12*12*12*12 = 248832.
exponents
733,454
calculus
medium
What is the indefinite integral of x^1 dx?
x^2/2 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^1 = x^2/2 + C.
integral
733,455
arithmetic
easy
What is 710 + 984?
1694
Add the two numbers: 710 + 984 = 1694.
basic_operations
733,456
calculus
medium
What is the indefinite integral of x^1 dx?
x^2/2 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^1 = x^2/2 + C.
integral
733,457
algebra
medium
Solve for x: x^2 + 6x - 7 = 0
x = 1, -7
Factor: (x - 1)(x - -7) = x^2 -(-6)x + -7 = 0. So x = 1 or -7. Check sum = -6, product = -7.
quadratic
733,458
calculus
medium
What is the derivative of 1x^8 with respect to x?
8x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [1x^8] = 1*8*x^7 = 8x^7.
derivative
733,459
algebra
easy
Solve for x: 5x + 3 = -87
-18
Subtract 3 from both sides: 5x = -87-3=-90. Then divide by 5: x = -90/5 = -18.
linear_equation
733,460
calculus
medium
What is the derivative of 7x^4 with respect to x?
28x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^4] = 7*4*x^3 = 28x^3.
derivative
733,461
arithmetic
easy
What is 374 + 334?
708
Add the two numbers: 374 + 334 = 708.
basic_operations
733,462
exponents
easy
What is 4^2?
16
4^2 means multiply 4 by itself 2 times: 4*4 = 16.
exponents
733,463
arithmetic
easy
What is 731 - 74?
657
Subtract: 731 - 74 = 657.
basic_operations
733,464
exponents
easy
What is 11^2?
121
11^2 means multiply 11 by itself 2 times: 11*11 = 121.
exponents
733,465
algebra
easy
Solve for x: 20x + 10 = -210
-11
Subtract 10 from both sides: 20x = -210-10=-220. Then divide by 20: x = -220/20 = -11.
linear_equation
733,466
calculus
medium
What is the derivative of 8x^5 with respect to x?
40x^4
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [8x^5] = 8*5*x^4 = 40x^4.
derivative
733,467
calculus
medium
What is the indefinite integral of x^6 dx?
x^7/7 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^6 = x^7/7 + C.
integral
733,468
algebra
easy
Solve for x: 20x + 50 = 450
20
Subtract 50 from both sides: 20x = 450-50=400. Then divide by 20: x = 400/20 = 20.
linear_equation
733,469
arithmetic
easy
What is 696 - 336?
360
Subtract: 696 - 336 = 360.
basic_operations
733,470
algebra
easy
Solve for x: 15x - 33 = -93
-4
Add 33 to both sides: 15x = -93+33=-60. Then x = -60/15 = -4.
linear_equation
733,471
algebra
medium
Solve for x: x^2 - 4x - 12 = 0
x = 6, -2
Factor: (x - 6)(x - -2) = x^2 -(4)x + -12 = 0. So x = 6 or -2. Check sum = 4, product = -12.
quadratic
733,472
roots
easy
What is the square root of 1444?
38
Find number that when squared gives 1444. 38*38=1444, so sqrt(1444)=38.
square_roots
733,473
word_problems
easy
If you have 38 books and you buy 8 more books, how many books do you have in total?
46
Add initial 38 plus bought 8: 38+8=46.
addition_word
733,474
arithmetic
easy
What is 948 - 538?
410
Subtract: 948 - 538 = 410.
basic_operations
733,475
algebra
medium
Solve for x: x^2 + 6x = 0
x = -6, 0
Factor: (x - -6)(x - 0) = x^2 -(-6)x + 0 = 0. So x = -6 or 0. Check sum = -6, product = 0.
quadratic
733,476
arithmetic
easy
What is 29382 / 83?
354
Divide: 29382 ÷ 83 = 354 because 83*354=29382.
division
733,477
arithmetic
easy
What is 6552 / 42?
156
Divide: 6552 ÷ 42 = 156 because 42*156=6552.
division
733,478
word_problems
easy
If you have 97 apples and you buy 49 more apples, how many apples do you have in total?
146
Add initial 97 plus bought 49: 97+49=146.
addition_word
733,479
arithmetic
easy
What is 6 * 53?
318
Multiply: 6 * 53 = 318.
basic_operations
733,480
arithmetic
easy
What is 401 + 994?
1395
Add the two numbers: 401 + 994 = 1395.
basic_operations
733,481
word_problems
easy
If you have 87 pencils and you buy 50 more pencils, how many pencils do you have in total?
137
Add initial 87 plus bought 50: 87+50=137.
addition_word
733,482
calculus
medium
What is the derivative of 5x^6 with respect to x?
30x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [5x^6] = 5*6*x^5 = 30x^5.
derivative
733,483
arithmetic
easy
What is 25 * 29?
725
Multiply: 25 * 29 = 725.
basic_operations
733,484
arithmetic
easy
What is 58 + 51 * 27? Remember order of operations.
1435
Order of operations (PEMDAS): first 51*27=1377, then 58+1377=1435.
basic_operations
733,485
statistics
easy
What is the mean (average) of 36, 94, 88, 62, 31?
62.2
Mean = sum/count. Sum = 36+94+88+62+31=311. Count=5. Mean=311/5=62.2.
mean
733,486
arithmetic
easy
What is 35182 / 98?
359
Divide: 35182 ÷ 98 = 359 because 98*359=35182.
division
733,487
calculus
medium
What is the derivative of 2x^6 with respect to x?
12x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [2x^6] = 2*6*x^5 = 12x^5.
derivative
733,488
number_theory
medium
What is the GCD (greatest common divisor) of 96 and 99?
3
Find greatest number dividing both 96 and 99. Divisors common, greatest is 3.
gcd
733,489
algebra
easy
Solve for x: 2x - 8 = -20
-6
Add 8 to both sides: 2x = -20+8=-12. Then x = -12/2 = -6.
linear_equation
733,490
roots
easy
What is the square root of 1444?
38
Find number that when squared gives 1444. 38*38=1444, so sqrt(1444)=38.
square_roots
733,491
calculus
medium
What is the indefinite integral of x^4 dx?
x^5/5 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^4 = x^5/5 + C.
integral
733,492
percentages
easy
What is 46% of 149?
68.54
Calculate 46/100 * 149 = 0.46*149 = 68.54.
percentages
733,493
algebra
easy
Solve for x: 5x - 33 = -78
-9
Add 33 to both sides: 5x = -78+33=-45. Then x = -45/5 = -9.
linear_equation
733,494
statistics
easy
What is the mean (average) of 28, 40, 49, 10?
31.75
Mean = sum/count. Sum = 28+40+49+10=127. Count=4. Mean=127/4=31.75.
mean
733,495
geometry
easy
Find the circumference of a circle with radius 18. Use pi=3.14159, round to 2 decimals.
113.1
Circumference = 2*pi*r = 2*3.14159*18 = 113.1.
circle_circum
733,496
roots
easy
What is the square root of 1764?
42
Find number that when squared gives 1764. 42*42=1764, so sqrt(1764)=42.
square_roots
733,497
calculus
medium
What is the derivative of 5x^4 with respect to x?
20x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [5x^4] = 5*4*x^3 = 20x^3.
derivative
733,498
arithmetic
easy
What is 149 + 259?
408
Add the two numbers: 149 + 259 = 408.
basic_operations
733,499
number_theory
medium
What is the LCM (least common multiple) of 68 and 87?
5916
LCM = |68*87| / GCD(68,87). GCD=1, so LCM=5916/1=5916.
lcm
733,500
arithmetic
easy
What is 97 + 68?
165
Add the two numbers: 97 + 68 = 165.
basic_operations