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int64
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stringlengths
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stringclasses
19 values
730,101
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
730,102
arithmetic
easy
What is 1106 / 79?
14
Divide: 1106 ÷ 79 = 14 because 79*14=1106.
division
730,103
statistics
easy
What is the mean (average) of 98, 79, 94, 33, 22?
65.2
Mean = sum/count. Sum = 98+79+94+33+22=326. Count=5. Mean=326/5=65.2.
mean
730,104
geometry
easy
Find the circumference of a circle with radius 1. Use pi=3.14159, round to 2 decimals.
6.28
Circumference = 2*pi*r = 2*3.14159*1 = 6.28.
circle_circum
730,105
statistics
easy
What is the mean (average) of 5, 34, 22?
20.33
Mean = sum/count. Sum = 5+34+22=61. Count=3. Mean=61/3=20.33.
mean
730,106
algebra
medium
Solve for x: x^2 - 4 = 0
x = 2, -2
Factor: (x - 2)(x - -2) = x^2 -(0)x + -4 = 0. So x = 2 or -2. Check sum = 0, product = -4.
quadratic
730,107
fractions
medium
What is 11/20 - 6/8? Give as simplified fraction.
-1/5
Common denominator 160. Numerator 88-120=-32. So -32/160 simplifies to -1/5.
fraction_operations
730,108
geometry
easy
Find the perimeter of a rectangle with length 48 and width 20.
136
Perimeter = 2*(length+width) = 2*(48+20) = 2*68 = 136.
rectangle_perim
730,109
statistics
easy
What is the mean (average) of 43, 37, 97, 64?
60.25
Mean = sum/count. Sum = 43+37+97+64=241. Count=4. Mean=241/4=60.25.
mean
730,110
arithmetic
easy
What is 46 + 8 * 75? Remember order of operations.
646
Order of operations (PEMDAS): first 8*75=600, then 46+600=646.
basic_operations
730,111
arithmetic
easy
What is 7854 / 77?
102
Divide: 7854 ÷ 77 = 102 because 77*102=7854.
division
730,112
calculus
medium
What is the derivative of 9x^3 with respect to x?
27x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [9x^3] = 9*3*x^2 = 27x^2.
derivative
730,113
arithmetic
easy
What is 989 - 983?
6
Subtract: 989 - 983 = 6.
basic_operations
730,114
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
730,115
geometry
easy
Find the perimeter of a rectangle with length 85 and width 60.
290
Perimeter = 2*(length+width) = 2*(85+60) = 2*145 = 290.
rectangle_perim
730,116
algebra
medium
Solve for x: x^2 - 5x - 50 = 0
x = -5, 10
Factor: (x - -5)(x - 10) = x^2 -(5)x + -50 = 0. So x = -5 or 10. Check sum = 5, product = -50.
quadratic
730,117
fractions
medium
What is 1/2 * 7/20? Give as simplified fraction.
7/40
Multiply numerators: 1*7=7. Denominators: 2*20=40. Simplify by gcd 1 to get 7/40.
fraction_operations
730,118
fractions
medium
What is 4/17 - 17/20? Give as simplified fraction.
-209/340
Common denominator 340. Numerator 80-289=-209. So -209/340 simplifies to -209/340.
fraction_operations
730,119
exponents
easy
What is 2^4?
16
2^4 means multiply 2 by itself 4 times: 2*2*2*2 = 16.
exponents
730,120
roots
easy
What is the square root of 1600?
40
Find number that when squared gives 1600. 40*40=1600, so sqrt(1600)=40.
square_roots
730,121
arithmetic
easy
What is 72 * 3?
216
Multiply: 72 * 3 = 216.
basic_operations
730,122
arithmetic
easy
What is 6398 divided by 66? Give answer to 2 decimal places.
96.94
Calculate 6398/ 66 = 96.9394, rounded to 2 decimals is 96.94.
division
730,123
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
730,124
geometry
easy
Find the perimeter of a rectangle with length 67 and width 19.
172
Perimeter = 2*(length+width) = 2*(67+19) = 2*86 = 172.
rectangle_perim
730,125
calculus
medium
What is the derivative of 6x^8 with respect to x?
48x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [6x^8] = 6*8*x^7 = 48x^7.
derivative
730,126
calculus
medium
What is the derivative of 6x^2 with respect to x?
12x
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [6x^2] = 6*2*x^1 = 12x.
derivative
730,127
geometry
easy
Find the circumference of a circle with radius 25. Use pi=3.14159, round to 2 decimals.
157.08
Circumference = 2*pi*r = 2*3.14159*25 = 157.08.
circle_circum
730,128
word_problems
easy
If you have 82 books and you buy 24 more books, how many books do you have in total?
106
Add initial 82 plus bought 24: 82+24=106.
addition_word
730,129
roots
easy
What is the square root of 1296?
36
Find number that when squared gives 1296. 36*36=1296, so sqrt(1296)=36.
square_roots
730,130
number_theory
medium
What is the GCD (greatest common divisor) of 36 and 93?
3
Find greatest number dividing both 36 and 93. Divisors common, greatest is 3.
gcd
730,131
statistics
easy
What is the mean (average) of 57, 69, 42?
56
Mean = sum/count. Sum = 57+69+42=168. Count=3. Mean=168/3=56.0.
mean
730,132
percentages
easy
What is 46% of 846?
389.16
Calculate 46/100 * 846 = 0.46*846 = 389.16.
percentages
730,133
arithmetic
easy
What is 56 + 47 * 89? Remember order of operations.
4239
Order of operations (PEMDAS): first 47*89=4183, then 56+4183=4239.
basic_operations
730,134
algebra
easy
Solve for x: 4x + 50 = 50
0
Subtract 50 from both sides: 4x = 50-50=0. Then divide by 4: x = 0/4 = 0.
linear_equation
730,135
arithmetic
easy
What is 451 - 307?
144
Subtract: 451 - 307 = 144.
basic_operations
730,136
geometry
easy
Find the area of a rectangle with length 36 and width 97.
3492
Area = length * width = 36*97 = 3492.
rectangle_area
730,137
exponents
easy
What is 2^2?
4
2^2 means multiply 2 by itself 2 times: 2*2 = 4.
exponents
730,138
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
730,139
arithmetic
easy
What is 888 + 713 * 21? Remember order of operations.
15861
Order of operations (PEMDAS): first 713*21=14973, then 888+14973=15861.
basic_operations
730,140
arithmetic
easy
What is 143 + 95 * 63? Remember order of operations.
6128
Order of operations (PEMDAS): first 95*63=5985, then 143+5985=6128.
basic_operations
730,141
word_problems
easy
If you have 15 dollars and you buy 38 more dollars, how many dollars do you have in total?
53
Add initial 15 plus bought 38: 15+38=53.
addition_word
730,142
word_problems
easy
If you have 78 apples and you buy 34 more apples, how many apples do you have in total?
112
Add initial 78 plus bought 34: 78+34=112.
addition_word
730,143
fractions
medium
What is 4/2 - 7/19? Give as simplified fraction.
31/19
Common denominator 38. Numerator 76-14=62. So 62/38 simplifies to 31/19.
fraction_operations
730,144
word_problems
easy
If you have 24 apples and you buy 29 more apples, how many apples do you have in total?
53
Add initial 24 plus bought 29: 24+29=53.
addition_word
730,145
arithmetic
easy
What is 3795 / 23?
165
Divide: 3795 ÷ 23 = 165 because 23*165=3795.
division
730,146
percentages
easy
What is 94% of 830?
780.2
Calculate 94/100 * 830 = 0.94*830 = 780.2.
percentages
730,147
arithmetic
easy
What is 39 * 19?
741
Multiply: 39 * 19 = 741.
basic_operations
730,148
geometry
easy
Find the circumference of a circle with radius 9. Use pi=3.14159, round to 2 decimals.
56.55
Circumference = 2*pi*r = 2*3.14159*9 = 56.55.
circle_circum
730,149
arithmetic
easy
What is 543 + 342 * 30? Remember order of operations.
10803
Order of operations (PEMDAS): first 342*30=10260, then 543+10260=10803.
basic_operations
730,150
geometry
easy
Find the perimeter of a rectangle with length 28 and width 44.
144
Perimeter = 2*(length+width) = 2*(28+44) = 2*72 = 144.
rectangle_perim
730,151
algebra
medium
Solve for x: x^2 - 5x = 0
x = 5, 0
Factor: (x - 5)(x - 0) = x^2 -(5)x + 0 = 0. So x = 5 or 0. Check sum = 5, product = 0.
quadratic
730,152
calculus
medium
What is the derivative of 6x^4 with respect to x?
24x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [6x^4] = 6*4*x^3 = 24x^3.
derivative
730,153
arithmetic
easy
What is 1364 / 4?
341
Divide: 1364 ÷ 4 = 341 because 4*341=1364.
division
730,154
number_theory
medium
What is the GCD (greatest common divisor) of 18 and 72?
18
Find greatest number dividing both 18 and 72. Divisors common, greatest is 18.
gcd
730,155
word_problems
easy
If you have 95 books and you buy 13 more books, how many books do you have in total?
108
Add initial 95 plus bought 13: 95+13=108.
addition_word
730,156
arithmetic
easy
What is 22 * 11?
242
Multiply: 22 * 11 = 242.
basic_operations
730,157
arithmetic
easy
What is 524 + 141 * 40? Remember order of operations.
6164
Order of operations (PEMDAS): first 141*40=5640, then 524+5640=6164.
basic_operations
730,158
algebra
easy
Solve for x: 4x - 37 = -45
-2
Add 37 to both sides: 4x = -45+37=-8. Then x = -8/4 = -2.
linear_equation
730,159
roots
easy
What is the square root of 144?
12
Find number that when squared gives 144. 12*12=144, so sqrt(144)=12.
square_roots
730,160
arithmetic
easy
What is 632 + 317?
949
Add the two numbers: 632 + 317 = 949.
basic_operations
730,161
arithmetic
easy
What is 33966 / 74?
459
Divide: 33966 ÷ 74 = 459 because 74*459=33966.
division
730,162
algebra
medium
Solve for x: x^2 + 7x - 30 = 0
x = -10, 3
Factor: (x - -10)(x - 3) = x^2 -(-7)x + -30 = 0. So x = -10 or 3. Check sum = -7, product = -30.
quadratic
730,163
algebra
medium
Solve for x: x^2 - 9x + 8 = 0
x = 8, 1
Factor: (x - 8)(x - 1) = x^2 -(9)x + 8 = 0. So x = 8 or 1. Check sum = 9, product = 8.
quadratic
730,164
statistics
easy
What is the mean (average) of 12, 26, 68, 47, 82?
47
Mean = sum/count. Sum = 12+26+68+47+82=235. Count=5. Mean=235/5=47.0.
mean
730,165
algebra
medium
Solve for x: x^2 + 6x + 9 = 0
x = -3
Factor as (x - -3)^2 = 0, so root is -3 (double root). Sum of roots = -6, product = 9.
quadratic
730,166
word_problems
easy
If you have 52 books and you buy 34 more books, how many books do you have in total?
86
Add initial 52 plus bought 34: 52+34=86.
addition_word
730,167
calculus
medium
What is the derivative of 8x^8 with respect to x?
64x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [8x^8] = 8*8*x^7 = 64x^7.
derivative
730,168
word_problems
easy
If you have 100 dollars and you buy 13 more dollars, how many dollars do you have in total?
113
Add initial 100 plus bought 13: 100+13=113.
addition_word
730,169
number_theory
medium
What is the GCD (greatest common divisor) of 59 and 45?
1
Find greatest number dividing both 59 and 45. Divisors common, greatest is 1.
gcd
730,170
arithmetic
easy
What is 894 + 228 * 52? Remember order of operations.
12750
Order of operations (PEMDAS): first 228*52=11856, then 894+11856=12750.
basic_operations
730,171
algebra
medium
Solve for x: x^2 + 11x + 18 = 0
x = -9, -2
Factor: (x - -9)(x - -2) = x^2 -(-11)x + 18 = 0. So x = -9 or -2. Check sum = -11, product = 18.
quadratic
730,172
word_problems
easy
If you have 53 books and you buy 46 more books, how many books do you have in total?
99
Add initial 53 plus bought 46: 53+46=99.
addition_word
730,173
statistics
easy
What is the mean (average) of 79, 7, 4?
30
Mean = sum/count. Sum = 79+7+4=90. Count=3. Mean=90/3=30.0.
mean
730,174
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
730,175
geometry
easy
Find the circumference of a circle with radius 38. Use pi=3.14159, round to 2 decimals.
238.76
Circumference = 2*pi*r = 2*3.14159*38 = 238.76.
circle_circum
730,176
arithmetic
easy
What is 8 * 60?
480
Multiply: 8 * 60 = 480.
basic_operations
730,177
fractions
medium
What is 18/17 + 4/15? Give as simplified fraction.
338/255
Common denominator 17*15=255. 18/17=270/255, 4/15=68/255. Sum = 338/255 = 338/255 simplified.
fraction_operations
730,178
algebra
easy
Solve for x: 17x + 28 = 249
13
Subtract 28 from both sides: 17x = 249-28=221. Then divide by 17: x = 221/17 = 13.
linear_equation
730,179
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
730,180
arithmetic
easy
What is 24 + 677?
701
Add the two numbers: 24 + 677 = 701.
basic_operations
730,181
number_theory
medium
What is the LCM (least common multiple) of 100 and 100?
100
LCM = |100*100| / GCD(100,100). GCD=100, so LCM=10000/100=100.
lcm
730,182
algebra
easy
Solve for x: 7x + 24 = 45
3
Subtract 24 from both sides: 7x = 45-24=21. Then divide by 7: x = 21/7 = 3.
linear_equation
730,183
arithmetic
easy
What is 35 * 81?
2835
Multiply: 35 * 81 = 2835.
basic_operations
730,184
exponents
easy
What is 10^5?
100000
10^5 means multiply 10 by itself 5 times: 10*10*10*10*10 = 100000.
exponents
730,185
algebra
easy
Solve for x: 18x + 44 = -298
-19
Subtract 44 from both sides: 18x = -298-44=-342. Then divide by 18: x = -342/18 = -19.
linear_equation
730,186
algebra
medium
Solve for x: x^2 + 2x - 63 = 0
x = -9, 7
Factor: (x - -9)(x - 7) = x^2 -(-2)x + -63 = 0. So x = -9 or 7. Check sum = -2, product = -63.
quadratic
730,187
arithmetic
easy
What is 576 + 813?
1389
Add the two numbers: 576 + 813 = 1389.
basic_operations
730,188
arithmetic
easy
What is 652 + 690 * 57? Remember order of operations.
39982
Order of operations (PEMDAS): first 690*57=39330, then 652+39330=39982.
basic_operations
730,189
arithmetic
easy
What is 479 + 242?
721
Add the two numbers: 479 + 242 = 721.
basic_operations
730,190
word_problems
easy
If you have 59 apples and you buy 38 more apples, how many apples do you have in total?
97
Add initial 59 plus bought 38: 59+38=97.
addition_word
730,191
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
730,192
arithmetic
easy
What is 723 + 34?
757
Add the two numbers: 723 + 34 = 757.
basic_operations
730,193
arithmetic
easy
What is 14365 / 65?
221
Divide: 14365 ÷ 65 = 221 because 65*221=14365.
division
730,194
arithmetic
easy
What is 593 + 825?
1418
Add the two numbers: 593 + 825 = 1418.
basic_operations
730,195
word_problems
easy
If you have 96 dollars and you buy 18 more dollars, how many dollars do you have in total?
114
Add initial 96 plus bought 18: 96+18=114.
addition_word
730,196
algebra
easy
Solve for x: 10x - 33 = -13
2
Add 33 to both sides: 10x = -13+33=20. Then x = 20/10 = 2.
linear_equation
730,197
percentages
easy
What is 68% of 593?
403.24
Calculate 68/100 * 593 = 0.68*593 = 403.24.
percentages
730,198
arithmetic
easy
What is 869 + 548?
1417
Add the two numbers: 869 + 548 = 1417.
basic_operations
730,199
word_problems
easy
If you have 70 apples and you buy 17 more apples, how many apples do you have in total?
87
Add initial 70 plus bought 17: 70+17=87.
addition_word
730,200
geometry
easy
Find the circumference of a circle with radius 45. Use pi=3.14159, round to 2 decimals.
282.74
Circumference = 2*pi*r = 2*3.14159*45 = 282.74.
circle_circum