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
4,001
arithmetic
easy
What is 720 + 577?
1297
Add the two numbers: 720 + 577 = 1297.
basic_operations
4,002
algebra
easy
Solve for x: 7x - 42 = -7
5
Add 42 to both sides: 7x = -7+42=35. Then x = 35/7 = 5.
linear_equation
4,003
calculus
medium
What is the derivative of 1x^2 with respect to x?
2x
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [1x^2] = 1*2*x^1 = 2x.
derivative
4,004
statistics
easy
What is the mean (average) of 60, 53, 23, 2?
34.5
Mean = sum/count. Sum = 60+53+23+2=138. Count=4. Mean=138/4=34.5.
mean
4,005
arithmetic
easy
What is 673 - 65?
608
Subtract: 673 - 65 = 608.
basic_operations
4,006
statistics
easy
What is the mean (average) of 35, 4, 86?
41.67
Mean = sum/count. Sum = 35+4+86=125. Count=3. Mean=125/3=41.67.
mean
4,007
geometry
easy
Find the perimeter of a rectangle with length 31 and width 89.
240
Perimeter = 2*(length+width) = 2*(31+89) = 2*120 = 240.
rectangle_perim
4,008
word_problems
easy
If you have 5 apples and you buy 42 more apples, how many apples do you have in total?
47
Add initial 5 plus bought 42: 5+42=47.
addition_word
4,009
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
4,010
statistics
easy
What is the mean (average) of 92, 96, 7?
65
Mean = sum/count. Sum = 92+96+7=195. Count=3. Mean=195/3=65.0.
mean
4,011
exponents
easy
What is 7^2?
49
7^2 means multiply 7 by itself 2 times: 7*7 = 49.
exponents
4,012
number_theory
medium
What is the GCD (greatest common divisor) of 59 and 61?
1
Find greatest number dividing both 59 and 61. Divisors common, greatest is 1.
gcd
4,013
number_theory
medium
What is the GCD (greatest common divisor) of 85 and 48?
1
Find greatest number dividing both 85 and 48. Divisors common, greatest is 1.
gcd
4,014
roots
easy
What is the square root of 2304?
48
Find number that when squared gives 2304. 48*48=2304, so sqrt(2304)=48.
square_roots
4,015
number_theory
medium
What is the LCM (least common multiple) of 53 and 23?
1219
LCM = |53*23| / GCD(53,23). GCD=1, so LCM=1219/1=1219.
lcm
4,016
number_theory
medium
What is the LCM (least common multiple) of 60 and 45?
180
LCM = |60*45| / GCD(60,45). GCD=15, so LCM=2700/15=180.
lcm
4,017
algebra
easy
Solve for x: 16x + 36 = 260
14
Subtract 36 from both sides: 16x = 260-36=224. Then divide by 16: x = 224/16 = 14.
linear_equation
4,018
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
4,019
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
4,020
geometry
easy
Find the perimeter of a rectangle with length 43 and width 46.
178
Perimeter = 2*(length+width) = 2*(43+46) = 2*89 = 178.
rectangle_perim
4,021
word_problems
easy
If you have 62 pencils and you buy 49 more pencils, how many pencils do you have in total?
111
Add initial 62 plus bought 49: 62+49=111.
addition_word
4,022
algebra
medium
Solve for x: x^2 + 9x = 0
x = -9, 0
Factor: (x - -9)(x - 0) = x^2 -(-9)x + 0 = 0. So x = -9 or 0. Check sum = -9, product = 0.
quadratic
4,023
algebra
easy
Solve for x: 20x - 7 = 273
14
Add 7 to both sides: 20x = 273+7=280. Then x = 280/20 = 14.
linear_equation
4,024
algebra
medium
Solve for x: x^2 - 2x - 48 = 0
x = 8, -6
Factor: (x - 8)(x - -6) = x^2 -(2)x + -48 = 0. So x = 8 or -6. Check sum = 2, product = -48.
quadratic
4,025
fractions
medium
What is 13/4 * 14/5? Give as simplified fraction.
91/10
Multiply numerators: 13*14=182. Denominators: 4*5=20. Simplify by gcd 2 to get 91/10.
fraction_operations
4,026
arithmetic
easy
What is 533 + 107 * 74? Remember order of operations.
8451
Order of operations (PEMDAS): first 107*74=7918, then 533+7918=8451.
basic_operations
4,027
algebra
medium
Solve for x: x^2 + 3x = 0
x = -3, 0
Factor: (x - -3)(x - 0) = x^2 -(-3)x + 0 = 0. So x = -3 or 0. Check sum = -3, product = 0.
quadratic
4,028
statistics
easy
What is the mean (average) of 42, 94, 48?
61.33
Mean = sum/count. Sum = 42+94+48=184. Count=3. Mean=184/3=61.33.
mean
4,029
calculus
medium
What is the derivative of 7x^6 with respect to x?
42x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^6] = 7*6*x^5 = 42x^5.
derivative
4,030
percentages
easy
What is 74% of 360?
266.4
Calculate 74/100 * 360 = 0.74*360 = 266.4.
percentages
4,031
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
4,032
arithmetic
easy
What is 9861 divided by 30? Give answer to 2 decimal places.
328.7
Calculate 9861/ 30 = 328.7000, rounded to 2 decimals is 328.7.
division
4,033
algebra
easy
Solve for x: 7x + 41 = -99
-20
Subtract 41 from both sides: 7x = -99-41=-140. Then divide by 7: x = -140/7 = -20.
linear_equation
4,034
arithmetic
easy
What is 4810 / 65?
74
Divide: 4810 ÷ 65 = 74 because 65*74=4810.
division
4,035
percentages
easy
What is 97% of 416?
403.52
Calculate 97/100 * 416 = 0.97*416 = 403.52.
percentages
4,036
exponents
easy
What is 5^2?
25
5^2 means multiply 5 by itself 2 times: 5*5 = 25.
exponents
4,037
fractions
medium
What is 1/2 + 1/11? Give as simplified fraction.
13/22
Common denominator 2*11=22. 1/2=11/22, 1/11=2/22. Sum = 13/22 = 13/22 simplified.
fraction_operations
4,038
fractions
medium
What is 6/4 - 3/10? Give as simplified fraction.
6/5
Common denominator 40. Numerator 60-12=48. So 48/40 simplifies to 6/5.
fraction_operations
4,039
arithmetic
easy
What is 27127 divided by 56? Give answer to 2 decimal places.
484.41
Calculate 27127/ 56 = 484.4107, rounded to 2 decimals is 484.41.
division
4,040
arithmetic
easy
What is 715 - 612?
103
Subtract: 715 - 612 = 103.
basic_operations
4,041
fractions
medium
What is 10/15 - 20/20? Give as simplified fraction.
-1/3
Common denominator 300. Numerator 200-300=-100. So -100/300 simplifies to -1/3.
fraction_operations
4,042
arithmetic
easy
What is 696 - 504?
192
Subtract: 696 - 504 = 192.
basic_operations
4,043
arithmetic
easy
What is 718 - 262?
456
Subtract: 718 - 262 = 456.
basic_operations
4,044
arithmetic
easy
What is 19768 / 56?
353
Divide: 19768 ÷ 56 = 353 because 56*353=19768.
division
4,045
statistics
easy
What is the mean (average) of 49, 5, 63?
39
Mean = sum/count. Sum = 49+5+63=117. Count=3. Mean=117/3=39.0.
mean
4,046
arithmetic
easy
What is 487 + 259 * 70? Remember order of operations.
18617
Order of operations (PEMDAS): first 259*70=18130, then 487+18130=18617.
basic_operations
4,047
arithmetic
easy
What is 11700 / 60?
195
Divide: 11700 ÷ 60 = 195 because 60*195=11700.
division
4,048
percentages
easy
What is 78% of 481?
375.18
Calculate 78/100 * 481 = 0.78*481 = 375.18.
percentages
4,049
arithmetic
easy
What is 58 * 28?
1624
Multiply: 58 * 28 = 1624.
basic_operations
4,050
arithmetic
easy
What is 1053 / 3?
351
Divide: 1053 ÷ 3 = 351 because 3*351=1053.
division
4,051
word_problems
easy
If you have 13 books and you buy 33 more books, how many books do you have in total?
46
Add initial 13 plus bought 33: 13+33=46.
addition_word
4,052
word_problems
easy
If you have 40 pencils and you buy 45 more pencils, how many pencils do you have in total?
85
Add initial 40 plus bought 45: 40+45=85.
addition_word
4,053
calculus
medium
What is the derivative of 9x^8 with respect to x?
72x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [9x^8] = 9*8*x^7 = 72x^7.
derivative
4,054
arithmetic
easy
What is 67 + 63 * 16? Remember order of operations.
1075
Order of operations (PEMDAS): first 63*16=1008, then 67+1008=1075.
basic_operations
4,055
word_problems
easy
If you have 42 apples and you buy 11 more apples, how many apples do you have in total?
53
Add initial 42 plus bought 11: 42+11=53.
addition_word
4,056
exponents
easy
What is 11^4?
14641
11^4 means multiply 11 by itself 4 times: 11*11*11*11 = 14641.
exponents
4,057
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
4,058
algebra
easy
Solve for x: 3x - 25 = 5
10
Add 25 to both sides: 3x = 5+25=30. Then x = 30/3 = 10.
linear_equation
4,059
statistics
easy
What is the mean (average) of 1, 50, 100?
50.33
Mean = sum/count. Sum = 1+50+100=151. Count=3. Mean=151/3=50.33.
mean
4,060
algebra
medium
Solve for x: x^2 + 7x - 18 = 0
x = 2, -9
Factor: (x - 2)(x - -9) = x^2 -(-7)x + -18 = 0. So x = 2 or -9. Check sum = -7, product = -18.
quadratic
4,061
exponents
easy
What is 4^3?
64
4^3 means multiply 4 by itself 3 times: 4*4*4 = 64.
exponents
4,062
roots
easy
What is the square root of 1936?
44
Find number that when squared gives 1936. 44*44=1936, so sqrt(1936)=44.
square_roots
4,063
statistics
easy
What is the mean (average) of 92, 57, 90?
79.67
Mean = sum/count. Sum = 92+57+90=239. Count=3. Mean=239/3=79.67.
mean
4,064
arithmetic
easy
What is 1190 / 14?
85
Divide: 1190 ÷ 14 = 85 because 14*85=1190.
division
4,065
arithmetic
easy
What is 56 * 3?
168
Multiply: 56 * 3 = 168.
basic_operations
4,066
number_theory
medium
What is the GCD (greatest common divisor) of 82 and 70?
2
Find greatest number dividing both 82 and 70. Divisors common, greatest is 2.
gcd
4,067
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
4,068
arithmetic
easy
What is 55 + 9 * 72? Remember order of operations.
703
Order of operations (PEMDAS): first 9*72=648, then 55+648=703.
basic_operations
4,069
geometry
easy
Find the area of a circle with radius 31. Use pi=3.14159, round to 2 decimals.
3019.07
Area = pi*r^2 = 3.14159*31^2 = 3.14159*961 = 3019.07.
circle_area
4,070
calculus
medium
What is the derivative of 4x^6 with respect to x?
24x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [4x^6] = 4*6*x^5 = 24x^5.
derivative
4,071
algebra
easy
Solve for x: 4x - 47 = -87
-10
Add 47 to both sides: 4x = -87+47=-40. Then x = -40/4 = -10.
linear_equation
4,072
arithmetic
easy
What is 585 + 192?
777
Add the two numbers: 585 + 192 = 777.
basic_operations
4,073
number_theory
medium
What is the LCM (least common multiple) of 72 and 34?
1224
LCM = |72*34| / GCD(72,34). GCD=2, so LCM=2448/2=1224.
lcm
4,074
arithmetic
easy
What is 995 + 809?
1804
Add the two numbers: 995 + 809 = 1804.
basic_operations
4,075
arithmetic
easy
What is 1533 / 73?
21
Divide: 1533 ÷ 73 = 21 because 73*21=1533.
division
4,076
algebra
easy
Solve for x: 10x - 33 = 17
5
Add 33 to both sides: 10x = 17+33=50. Then x = 50/10 = 5.
linear_equation
4,077
arithmetic
easy
What is 381 + 62 * 66? Remember order of operations.
4473
Order of operations (PEMDAS): first 62*66=4092, then 381+4092=4473.
basic_operations
4,078
geometry
easy
Find the area of a triangle with base 68 and height 2.
68
Area = 0.5*base*height = 0.5*68*2 = 68.
triangle_area
4,079
exponents
easy
What is 4^4?
256
4^4 means multiply 4 by itself 4 times: 4*4*4*4 = 256.
exponents
4,080
percentages
easy
What is 62% of 821?
509.02
Calculate 62/100 * 821 = 0.62*821 = 509.02.
percentages
4,081
fractions
medium
What is 7/17 + 16/17? Give as simplified fraction.
23/17
Common denominator 17*17=289. 7/17=119/289, 16/17=272/289. Sum = 391/289 = 23/17 simplified.
fraction_operations
4,082
arithmetic
easy
What is 4776 / 24?
199
Divide: 4776 ÷ 24 = 199 because 24*199=4776.
division
4,083
algebra
easy
Solve for x: 5x + 15 = -40
-11
Subtract 15 from both sides: 5x = -40-15=-55. Then divide by 5: x = -55/5 = -11.
linear_equation
4,084
arithmetic
easy
What is 22 * 32?
704
Multiply: 22 * 32 = 704.
basic_operations
4,085
calculus
medium
What is the indefinite integral of x^7 dx?
x^8/8 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^7 = x^8/8 + C.
integral
4,086
number_theory
medium
What is the LCM (least common multiple) of 29 and 34?
986
LCM = |29*34| / GCD(29,34). GCD=1, so LCM=986/1=986.
lcm
4,087
arithmetic
easy
What is 771 - 443?
328
Subtract: 771 - 443 = 328.
basic_operations
4,088
arithmetic
easy
What is 688 - 198?
490
Subtract: 688 - 198 = 490.
basic_operations
4,089
percentages
easy
What is 96% of 930?
892.8
Calculate 96/100 * 930 = 0.96*930 = 892.8.
percentages
4,090
algebra
easy
Solve for x: 16x + 28 = 220
12
Subtract 28 from both sides: 16x = 220-28=192. Then divide by 16: x = 192/16 = 12.
linear_equation
4,091
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
4,092
algebra
medium
Solve for x: x^2 - 6x - 27 = 0
x = -3, 9
Factor: (x - -3)(x - 9) = x^2 -(6)x + -27 = 0. So x = -3 or 9. Check sum = 6, product = -27.
quadratic
4,093
exponents
easy
What is 9^2?
81
9^2 means multiply 9 by itself 2 times: 9*9 = 81.
exponents
4,094
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
4,095
arithmetic
easy
What is 428 + 68?
496
Add the two numbers: 428 + 68 = 496.
basic_operations
4,096
algebra
easy
Solve for x: 2x - 3 = -9
-3
Add 3 to both sides: 2x = -9+3=-6. Then x = -6/2 = -3.
linear_equation
4,097
calculus
medium
What is the derivative of 8x^4 with respect to x?
32x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [8x^4] = 8*4*x^3 = 32x^3.
derivative
4,098
roots
easy
What is the square root of 400?
20
Find number that when squared gives 400. 20*20=400, so sqrt(400)=20.
square_roots
4,099
roots
easy
What is the square root of 400?
20
Find number that when squared gives 400. 20*20=400, so sqrt(400)=20.
square_roots
4,100
statistics
easy
What is the mean (average) of 63, 50, 97, 89, 76?
75
Mean = sum/count. Sum = 63+50+97+89+76=375. Count=5. Mean=375/5=75.0.
mean