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
3,301
arithmetic
easy
What is 19 + 94 * 98? Remember order of operations.
9231
Order of operations (PEMDAS): first 94*98=9212, then 19+9212=9231.
basic_operations
3,302
algebra
medium
Solve for x: x^2 + 5x - 36 = 0
x = 4, -9
Factor: (x - 4)(x - -9) = x^2 -(-5)x + -36 = 0. So x = 4 or -9. Check sum = -5, product = -36.
quadratic
3,303
geometry
easy
Find the area of a triangle with base 26 and height 89.
1157
Area = 0.5*base*height = 0.5*26*89 = 1157.
triangle_area
3,304
calculus
medium
What is the indefinite integral of x^2 dx?
x^3/3 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^2 = x^3/3 + C.
integral
3,305
arithmetic
easy
What is 319 + 281 * 72? Remember order of operations.
20551
Order of operations (PEMDAS): first 281*72=20232, then 319+20232=20551.
basic_operations
3,306
word_problems
easy
If you have 77 apples and you buy 45 more apples, how many apples do you have in total?
122
Add initial 77 plus bought 45: 77+45=122.
addition_word
3,307
word_problems
easy
If you have 16 apples and you buy 8 more apples, how many apples do you have in total?
24
Add initial 16 plus bought 8: 16+8=24.
addition_word
3,308
algebra
medium
Solve for x: x^2 + 13x + 40 = 0
x = -8, -5
Factor: (x - -8)(x - -5) = x^2 -(-13)x + 40 = 0. So x = -8 or -5. Check sum = -13, product = 40.
quadratic
3,309
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
3,310
arithmetic
easy
What is 786 + 174?
960
Add the two numbers: 786 + 174 = 960.
basic_operations
3,311
word_problems
easy
If you have 15 books and you buy 47 more books, how many books do you have in total?
62
Add initial 15 plus bought 47: 15+47=62.
addition_word
3,312
exponents
easy
What is 12^3?
1728
12^3 means multiply 12 by itself 3 times: 12*12*12 = 1728.
exponents
3,313
algebra
easy
Solve for x: 10x - 44 = -4
4
Add 44 to both sides: 10x = -4+44=40. Then x = 40/10 = 4.
linear_equation
3,314
exponents
easy
What is 4^4?
256
4^4 means multiply 4 by itself 4 times: 4*4*4*4 = 256.
exponents
3,315
algebra
easy
Solve for x: 19x - 10 = 104
6
Add 10 to both sides: 19x = 104+10=114. Then x = 114/19 = 6.
linear_equation
3,316
percentages
easy
What is 25% of 280?
70
Calculate 25/100 * 280 = 0.25*280 = 70.
percentages
3,317
fractions
medium
What is 6/11 - 9/16? Give as simplified fraction.
-3/176
Common denominator 176. Numerator 96-99=-3. So -3/176 simplifies to -3/176.
fraction_operations
3,318
arithmetic
easy
What is 502 - 364?
138
Subtract: 502 - 364 = 138.
basic_operations
3,319
word_problems
easy
If you have 85 books and you buy 44 more books, how many books do you have in total?
129
Add initial 85 plus bought 44: 85+44=129.
addition_word
3,320
arithmetic
easy
What is 973 + 855 * 75? Remember order of operations.
65098
Order of operations (PEMDAS): first 855*75=64125, then 973+64125=65098.
basic_operations
3,321
fractions
medium
What is 14/13 - 10/8? Give as simplified fraction.
-9/52
Common denominator 104. Numerator 112-130=-18. So -18/104 simplifies to -9/52.
fraction_operations
3,322
geometry
easy
Find the area of a rectangle with length 66 and width 99.
6534
Area = length * width = 66*99 = 6534.
rectangle_area
3,323
fractions
medium
What is 9/8 + 15/10? Give as simplified fraction.
21/8
Common denominator 8*10=80. 9/8=90/80, 15/10=120/80. Sum = 210/80 = 21/8 simplified.
fraction_operations
3,324
arithmetic
easy
What is 23008 divided by 68? Give answer to 2 decimal places.
338.35
Calculate 23008/ 68 = 338.3529, rounded to 2 decimals is 338.35.
division
3,325
algebra
easy
Solve for x: 15x + 25 = 25
0
Subtract 25 from both sides: 15x = 25-25=0. Then divide by 15: x = 0/15 = 0.
linear_equation
3,326
number_theory
medium
What is the GCD (greatest common divisor) of 73 and 49?
1
Find greatest number dividing both 73 and 49. Divisors common, greatest is 1.
gcd
3,327
roots
easy
What is the square root of 2025?
45
Find number that when squared gives 2025. 45*45=2025, so sqrt(2025)=45.
square_roots
3,328
arithmetic
easy
What is 15088 / 82?
184
Divide: 15088 ÷ 82 = 184 because 82*184=15088.
division
3,329
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
3,330
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
3,331
arithmetic
easy
What is 11700 / 25?
468
Divide: 11700 ÷ 25 = 468 because 25*468=11700.
division
3,332
algebra
medium
Solve for x: x^2 - 11x + 28 = 0
x = 4, 7
Factor: (x - 4)(x - 7) = x^2 -(11)x + 28 = 0. So x = 4 or 7. Check sum = 11, product = 28.
quadratic
3,333
algebra
medium
Solve for x: x^2 + 6x - 40 = 0
x = -10, 4
Factor: (x - -10)(x - 4) = x^2 -(-6)x + -40 = 0. So x = -10 or 4. Check sum = -6, product = -40.
quadratic
3,334
word_problems
easy
If you have 80 candies and you buy 37 more candies, how many candies do you have in total?
117
Add initial 80 plus bought 37: 80+37=117.
addition_word
3,335
calculus
medium
What is the derivative of 4x^5 with respect to x?
20x^4
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [4x^5] = 4*5*x^4 = 20x^4.
derivative
3,336
geometry
easy
Find the area of a circle with radius 39. Use pi=3.14159, round to 2 decimals.
4778.36
Area = pi*r^2 = 3.14159*39^2 = 3.14159*1521 = 4778.36.
circle_area
3,337
roots
easy
What is the square root of 961?
31
Find number that when squared gives 961. 31*31=961, so sqrt(961)=31.
square_roots
3,338
calculus
medium
What is the derivative of 1x^4 with respect to x?
4x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [1x^4] = 1*4*x^3 = 4x^3.
derivative
3,339
percentages
easy
What is 98% of 958?
938.84
Calculate 98/100 * 958 = 0.98*958 = 938.84.
percentages
3,340
arithmetic
easy
What is 12045 / 55?
219
Divide: 12045 ÷ 55 = 219 because 55*219=12045.
division
3,341
calculus
medium
What is the derivative of 1x^6 with respect to x?
6x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [1x^6] = 1*6*x^5 = 6x^5.
derivative
3,342
algebra
medium
Solve for x: x^2 - 1x - 30 = 0
x = 6, -5
Factor: (x - 6)(x - -5) = x^2 -(1)x + -30 = 0. So x = 6 or -5. Check sum = 1, product = -30.
quadratic
3,343
exponents
easy
What is 11^3?
1331
11^3 means multiply 11 by itself 3 times: 11*11*11 = 1331.
exponents
3,344
algebra
easy
Solve for x: 5x + 34 = 39
1
Subtract 34 from both sides: 5x = 39-34=5. Then divide by 5: x = 5/5 = 1.
linear_equation
3,345
arithmetic
easy
What is 994 + 93?
1087
Add the two numbers: 994 + 93 = 1087.
basic_operations
3,346
word_problems
easy
If you have 55 candies and you buy 11 more candies, how many candies do you have in total?
66
Add initial 55 plus bought 11: 55+11=66.
addition_word
3,347
arithmetic
easy
What is 675 + 152?
827
Add the two numbers: 675 + 152 = 827.
basic_operations
3,348
arithmetic
easy
What is 242 + 190 * 27? Remember order of operations.
5372
Order of operations (PEMDAS): first 190*27=5130, then 242+5130=5372.
basic_operations
3,349
percentages
easy
What is 20% of 702?
140.4
Calculate 20/100 * 702 = 0.2*702 = 140.4.
percentages
3,350
number_theory
medium
What is the GCD (greatest common divisor) of 1 and 62?
1
Find greatest number dividing both 1 and 62. Divisors common, greatest is 1.
gcd
3,351
number_theory
medium
What is the LCM (least common multiple) of 13 and 61?
793
LCM = |13*61| / GCD(13,61). GCD=1, so LCM=793/1=793.
lcm
3,352
fractions
medium
What is 16/14 + 15/9? Give as simplified fraction.
59/21
Common denominator 14*9=126. 16/14=144/126, 15/9=210/126. Sum = 354/126 = 59/21 simplified.
fraction_operations
3,353
calculus
medium
What is the derivative of 6x^3 with respect to x?
18x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [6x^3] = 6*3*x^2 = 18x^2.
derivative
3,354
algebra
easy
Solve for x: 13x + 48 = 48
0
Subtract 48 from both sides: 13x = 48-48=0. Then divide by 13: x = 0/13 = 0.
linear_equation
3,355
exponents
easy
What is 12^5?
248832
12^5 means multiply 12 by itself 5 times: 12*12*12*12*12 = 248832.
exponents
3,356
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
3,357
number_theory
medium
What is the GCD (greatest common divisor) of 63 and 86?
1
Find greatest number dividing both 63 and 86. Divisors common, greatest is 1.
gcd
3,358
percentages
easy
What is 78% of 183?
142.74
Calculate 78/100 * 183 = 0.78*183 = 142.74.
percentages
3,359
percentages
easy
What is 48% of 371?
178.08
Calculate 48/100 * 371 = 0.48*371 = 178.08.
percentages
3,360
roots
easy
What is the square root of 1089?
33
Find number that when squared gives 1089. 33*33=1089, so sqrt(1089)=33.
square_roots
3,361
arithmetic
easy
What is 626 - 614?
12
Subtract: 626 - 614 = 12.
basic_operations
3,362
percentages
easy
What is 18% of 512?
92.16
Calculate 18/100 * 512 = 0.18*512 = 92.16.
percentages
3,363
fractions
medium
What is 2/8 + 10/15? Give as simplified fraction.
11/12
Common denominator 8*15=120. 2/8=30/120, 10/15=80/120. Sum = 110/120 = 11/12 simplified.
fraction_operations
3,364
roots
easy
What is the square root of 625?
25
Find number that when squared gives 625. 25*25=625, so sqrt(625)=25.
square_roots
3,365
algebra
medium
Solve for x: x^2 + 3x - 18 = 0
x = 3, -6
Factor: (x - 3)(x - -6) = x^2 -(-3)x + -18 = 0. So x = 3 or -6. Check sum = -3, product = -18.
quadratic
3,366
exponents
easy
What is 6^5?
7776
6^5 means multiply 6 by itself 5 times: 6*6*6*6*6 = 7776.
exponents
3,367
statistics
easy
What is the mean (average) of 34, 54, 23?
37
Mean = sum/count. Sum = 34+54+23=111. Count=3. Mean=111/3=37.0.
mean
3,368
algebra
medium
Solve for x: x^2 - 8x + 12 = 0
x = 2, 6
Factor: (x - 2)(x - 6) = x^2 -(8)x + 12 = 0. So x = 2 or 6. Check sum = 8, product = 12.
quadratic
3,369
arithmetic
easy
What is 25193 / 61?
413
Divide: 25193 ÷ 61 = 413 because 61*413=25193.
division
3,370
arithmetic
easy
What is 37570 / 85?
442
Divide: 37570 ÷ 85 = 442 because 85*442=37570.
division
3,371
algebra
medium
Solve for x: x^2 + 6x = 0
x = 0, -6
Factor: (x - 0)(x - -6) = x^2 -(-6)x + 0 = 0. So x = 0 or -6. Check sum = -6, product = 0.
quadratic
3,372
calculus
medium
What is the derivative of 8x^7 with respect to x?
56x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [8x^7] = 8*7*x^6 = 56x^6.
derivative
3,373
arithmetic
easy
What is 670 - 498?
172
Subtract: 670 - 498 = 172.
basic_operations
3,374
arithmetic
easy
What is 82 * 15?
1230
Multiply: 82 * 15 = 1230.
basic_operations
3,375
word_problems
easy
If you have 69 candies and you buy 24 more candies, how many candies do you have in total?
93
Add initial 69 plus bought 24: 69+24=93.
addition_word
3,376
roots
easy
What is the square root of 1225?
35
Find number that when squared gives 1225. 35*35=1225, so sqrt(1225)=35.
square_roots
3,377
number_theory
medium
What is the LCM (least common multiple) of 15 and 23?
345
LCM = |15*23| / GCD(15,23). GCD=1, so LCM=345/1=345.
lcm
3,378
calculus
medium
What is the derivative of 2x^8 with respect to x?
16x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [2x^8] = 2*8*x^7 = 16x^7.
derivative
3,379
algebra
easy
Solve for x: 1x - 7 = 10
17
Add 7 to both sides: 1x = 10+7=17. Then x = 17/1 = 17.
linear_equation
3,380
geometry
easy
Find the perimeter of a rectangle with length 66 and width 79.
290
Perimeter = 2*(length+width) = 2*(66+79) = 2*145 = 290.
rectangle_perim
3,381
word_problems
easy
If you have 60 candies and you buy 4 more candies, how many candies do you have in total?
64
Add initial 60 plus bought 4: 60+4=64.
addition_word
3,382
exponents
easy
What is 2^2?
4
2^2 means multiply 2 by itself 2 times: 2*2 = 4.
exponents
3,383
statistics
easy
What is the mean (average) of 47, 7, 77, 88?
54.75
Mean = sum/count. Sum = 47+7+77+88=219. Count=4. Mean=219/4=54.75.
mean
3,384
number_theory
medium
What is the LCM (least common multiple) of 33 and 55?
165
LCM = |33*55| / GCD(33,55). GCD=11, so LCM=1815/11=165.
lcm
3,385
exponents
easy
What is 2^4?
16
2^4 means multiply 2 by itself 4 times: 2*2*2*2 = 16.
exponents
3,386
algebra
medium
Solve for x: x^2 - 1 = 0
x = -1, 1
Factor: (x - -1)(x - 1) = x^2 -(0)x + -1 = 0. So x = -1 or 1. Check sum = 0, product = -1.
quadratic
3,387
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
3,388
word_problems
easy
If you have 46 apples and you buy 20 more apples, how many apples do you have in total?
66
Add initial 46 plus bought 20: 46+20=66.
addition_word
3,389
arithmetic
easy
What is 17628 divided by 47? Give answer to 2 decimal places.
375.06
Calculate 17628/ 47 = 375.0638, rounded to 2 decimals is 375.06.
division
3,390
percentages
easy
What is 23% of 87?
20.01
Calculate 23/100 * 87 = 0.23*87 = 20.01.
percentages
3,391
arithmetic
easy
What is 6719 divided by 18? Give answer to 2 decimal places.
373.28
Calculate 6719/ 18 = 373.2778, rounded to 2 decimals is 373.28.
division
3,392
calculus
medium
What is the indefinite integral of x^3 dx?
x^4/4 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^3 = x^4/4 + C.
integral
3,393
number_theory
medium
What is the GCD (greatest common divisor) of 59 and 89?
1
Find greatest number dividing both 59 and 89. Divisors common, greatest is 1.
gcd
3,394
word_problems
easy
If you have 10 dollars and you buy 5 more dollars, how many dollars do you have in total?
15
Add initial 10 plus bought 5: 10+5=15.
addition_word
3,395
number_theory
medium
What is the GCD (greatest common divisor) of 5 and 19?
1
Find greatest number dividing both 5 and 19. Divisors common, greatest is 1.
gcd
3,396
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
3,397
roots
easy
What is the square root of 1681?
41
Find number that when squared gives 1681. 41*41=1681, so sqrt(1681)=41.
square_roots
3,398
exponents
easy
What is 8^5?
32768
8^5 means multiply 8 by itself 5 times: 8*8*8*8*8 = 32768.
exponents
3,399
arithmetic
easy
What is 974 - 189?
785
Subtract: 974 - 189 = 785.
basic_operations
3,400
arithmetic
easy
What is 857 + 935?
1792
Add the two numbers: 857 + 935 = 1792.
basic_operations