id
int64
1
735k
topic
stringclasses
11 values
difficulty
stringclasses
2 values
question
stringlengths
12
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answer
stringlengths
1
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reasoning
stringlengths
20
98
category
stringclasses
19 values
733,701
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
733,702
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
733,703
statistics
easy
What is the mean (average) of 35, 92, 99?
75.33
Mean = sum/count. Sum = 35+92+99=226. Count=3. Mean=226/3=75.33.
mean
733,704
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
733,705
arithmetic
easy
What is 1440 / 45?
32
Divide: 1440 ÷ 45 = 32 because 45*32=1440.
division
733,706
algebra
medium
Solve for x: x^2 - 1x - 56 = 0
x = -7, 8
Factor: (x - -7)(x - 8) = x^2 -(1)x + -56 = 0. So x = -7 or 8. Check sum = 1, product = -56.
quadratic
733,707
arithmetic
easy
What is 536 + 3 * 8? Remember order of operations.
560
Order of operations (PEMDAS): first 3*8=24, then 536+24=560.
basic_operations
733,708
roots
easy
What is the square root of 676?
26
Find number that when squared gives 676. 26*26=676, so sqrt(676)=26.
square_roots
733,709
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
733,710
roots
easy
What is the square root of 36?
6
Find number that when squared gives 36. 6*6=36, so sqrt(36)=6.
square_roots
733,711
exponents
easy
What is 5^2?
25
5^2 means multiply 5 by itself 2 times: 5*5 = 25.
exponents
733,712
percentages
easy
What is 47% of 402?
188.94
Calculate 47/100 * 402 = 0.47*402 = 188.94.
percentages
733,713
statistics
easy
What is the mean (average) of 39, 59, 67, 11?
44
Mean = sum/count. Sum = 39+59+67+11=176. Count=4. Mean=176/4=44.0.
mean
733,714
algebra
medium
Solve for x: x^2 - 19x + 90 = 0
x = 10, 9
Factor: (x - 10)(x - 9) = x^2 -(19)x + 90 = 0. So x = 10 or 9. Check sum = 19, product = 90.
quadratic
733,715
statistics
easy
What is the mean (average) of 13, 87, 53, 26, 94?
54.6
Mean = sum/count. Sum = 13+87+53+26+94=273. Count=5. Mean=273/5=54.6.
mean
733,716
word_problems
easy
If you have 39 apples and you buy 7 more apples, how many apples do you have in total?
46
Add initial 39 plus bought 7: 39+7=46.
addition_word
733,717
statistics
easy
What is the mean (average) of 96, 39, 21, 53, 39?
49.6
Mean = sum/count. Sum = 96+39+21+53+39=248. Count=5. Mean=248/5=49.6.
mean
733,718
statistics
easy
What is the mean (average) of 6, 54, 23, 46?
32.25
Mean = sum/count. Sum = 6+54+23+46=129. Count=4. Mean=129/4=32.25.
mean
733,719
calculus
medium
What is the derivative of 10x^3 with respect to x?
30x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [10x^3] = 10*3*x^2 = 30x^2.
derivative
733,720
arithmetic
easy
What is 105 + 292?
397
Add the two numbers: 105 + 292 = 397.
basic_operations
733,721
algebra
medium
Solve for x: x^2 - 16 = 0
x = 4, -4
Factor: (x - 4)(x - -4) = x^2 -(0)x + -16 = 0. So x = 4 or -4. Check sum = 0, product = -16.
quadratic
733,722
algebra
medium
Solve for x: x^2 + 8x + 16 = 0
x = -4
Factor as (x - -4)^2 = 0, so root is -4 (double root). Sum of roots = -8, product = 16.
quadratic
733,723
arithmetic
easy
What is 7600 / 95?
80
Divide: 7600 ÷ 95 = 80 because 95*80=7600.
division
733,724
arithmetic
easy
What is 9464 / 91?
104
Divide: 9464 ÷ 91 = 104 because 91*104=9464.
division
733,725
arithmetic
easy
What is 195 + 187 * 88? Remember order of operations.
16651
Order of operations (PEMDAS): first 187*88=16456, then 195+16456=16651.
basic_operations
733,726
algebra
medium
Solve for x: x^2 - 14x + 49 = 0
x = 7
Factor as (x - 7)^2 = 0, so root is 7 (double root). Sum of roots = 14, product = 49.
quadratic
733,727
arithmetic
easy
What is 1215 / 5?
243
Divide: 1215 ÷ 5 = 243 because 5*243=1215.
division
733,728
algebra
easy
Solve for x: 4x + 11 = -49
-15
Subtract 11 from both sides: 4x = -49-11=-60. Then divide by 4: x = -60/4 = -15.
linear_equation
733,729
algebra
easy
Solve for x: 14x + 11 = -101
-8
Subtract 11 from both sides: 14x = -101-11=-112. Then divide by 14: x = -112/14 = -8.
linear_equation
733,730
arithmetic
easy
What is 952 + 263 * 49? Remember order of operations.
13839
Order of operations (PEMDAS): first 263*49=12887, then 952+12887=13839.
basic_operations
733,731
number_theory
medium
What is the GCD (greatest common divisor) of 8 and 34?
2
Find greatest number dividing both 8 and 34. Divisors common, greatest is 2.
gcd
733,732
algebra
medium
Solve for x: x^2 - 4x - 45 = 0
x = -5, 9
Factor: (x - -5)(x - 9) = x^2 -(4)x + -45 = 0. So x = -5 or 9. Check sum = 4, product = -45.
quadratic
733,733
algebra
medium
Solve for x: x^2 - 15x + 56 = 0
x = 8, 7
Factor: (x - 8)(x - 7) = x^2 -(15)x + 56 = 0. So x = 8 or 7. Check sum = 15, product = 56.
quadratic
733,734
arithmetic
easy
What is 38700 / 100?
387
Divide: 38700 ÷ 100 = 387 because 100*387=38700.
division
733,735
calculus
medium
What is the derivative of 5x^3 with respect to x?
15x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [5x^3] = 5*3*x^2 = 15x^2.
derivative
733,736
exponents
easy
What is 9^3?
729
9^3 means multiply 9 by itself 3 times: 9*9*9 = 729.
exponents
733,737
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
733,738
arithmetic
easy
What is 205 + 85 * 73? Remember order of operations.
6410
Order of operations (PEMDAS): first 85*73=6205, then 205+6205=6410.
basic_operations
733,739
arithmetic
easy
What is 530 - 206?
324
Subtract: 530 - 206 = 324.
basic_operations
733,740
algebra
easy
Solve for x: 6x - 7 = -109
-17
Add 7 to both sides: 6x = -109+7=-102. Then x = -102/6 = -17.
linear_equation
733,741
arithmetic
easy
What is 140 / 7?
20
Divide: 140 ÷ 7 = 20 because 7*20=140.
division
733,742
algebra
easy
Solve for x: 5x + 42 = -58
-20
Subtract 42 from both sides: 5x = -58-42=-100. Then divide by 5: x = -100/5 = -20.
linear_equation
733,743
calculus
medium
What is the derivative of 3x^5 with respect to x?
15x^4
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [3x^5] = 3*5*x^4 = 15x^4.
derivative
733,744
algebra
medium
Solve for x: x^2 - 5x - 14 = 0
x = 7, -2
Factor: (x - 7)(x - -2) = x^2 -(5)x + -14 = 0. So x = 7 or -2. Check sum = 5, product = -14.
quadratic
733,745
percentages
easy
What is 10% of 968?
96.8
Calculate 10/100 * 968 = 0.1*968 = 96.8.
percentages
733,746
arithmetic
easy
What is 469 + 517 * 14? Remember order of operations.
7707
Order of operations (PEMDAS): first 517*14=7238, then 469+7238=7707.
basic_operations
733,747
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
733,748
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
733,749
algebra
easy
Solve for x: 11x - 46 = -134
-8
Add 46 to both sides: 11x = -134+46=-88. Then x = -88/11 = -8.
linear_equation
733,750
percentages
easy
What is 70% of 167?
116.9
Calculate 70/100 * 167 = 0.7*167 = 116.9.
percentages
733,751
arithmetic
easy
What is 18 * 22?
396
Multiply: 18 * 22 = 396.
basic_operations
733,752
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
733,753
calculus
medium
What is the derivative of 10x^8 with respect to x?
80x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [10x^8] = 10*8*x^7 = 80x^7.
derivative
733,754
exponents
easy
What is 12^3?
1728
12^3 means multiply 12 by itself 3 times: 12*12*12 = 1728.
exponents
733,755
exponents
easy
What is 7^5?
16807
7^5 means multiply 7 by itself 5 times: 7*7*7*7*7 = 16807.
exponents
733,756
word_problems
easy
If you have 19 pencils and you buy 28 more pencils, how many pencils do you have in total?
47
Add initial 19 plus bought 28: 19+28=47.
addition_word
733,757
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
733,758
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
733,759
arithmetic
easy
What is 9 * 45?
405
Multiply: 9 * 45 = 405.
basic_operations
733,760
statistics
easy
What is the mean (average) of 20, 45, 26, 97?
47
Mean = sum/count. Sum = 20+45+26+97=188. Count=4. Mean=188/4=47.0.
mean
733,761
algebra
medium
Solve for x: x^2 - 3x - 54 = 0
x = 9, -6
Factor: (x - 9)(x - -6) = x^2 -(3)x + -54 = 0. So x = 9 or -6. Check sum = 3, product = -54.
quadratic
733,762
exponents
easy
What is 11^2?
121
11^2 means multiply 11 by itself 2 times: 11*11 = 121.
exponents
733,763
arithmetic
easy
What is 421 + 154 * 34? Remember order of operations.
5657
Order of operations (PEMDAS): first 154*34=5236, then 421+5236=5657.
basic_operations
733,764
roots
easy
What is the square root of 529?
23
Find number that when squared gives 529. 23*23=529, so sqrt(529)=23.
square_roots
733,765
algebra
easy
Solve for x: 17x - 47 = -13
2
Add 47 to both sides: 17x = -13+47=34. Then x = 34/17 = 2.
linear_equation
733,766
percentages
easy
What is 1% of 366?
3.66
Calculate 1/100 * 366 = 0.01*366 = 3.66.
percentages
733,767
algebra
medium
Solve for x: x^2 - 3x - 54 = 0
x = -6, 9
Factor: (x - -6)(x - 9) = x^2 -(3)x + -54 = 0. So x = -6 or 9. Check sum = 3, product = -54.
quadratic
733,768
exponents
easy
What is 5^3?
125
5^3 means multiply 5 by itself 3 times: 5*5*5 = 125.
exponents
733,769
fractions
medium
What is 1/9 - 14/17? Give as simplified fraction.
-109/153
Common denominator 153. Numerator 17-126=-109. So -109/153 simplifies to -109/153.
fraction_operations
733,770
algebra
medium
Solve for x: x^2 + 1x - 2 = 0
x = 1, -2
Factor: (x - 1)(x - -2) = x^2 -(-1)x + -2 = 0. So x = 1 or -2. Check sum = -1, product = -2.
quadratic
733,771
geometry
easy
Find the circumference of a circle with radius 19. Use pi=3.14159, round to 2 decimals.
119.38
Circumference = 2*pi*r = 2*3.14159*19 = 119.38.
circle_circum
733,772
arithmetic
easy
What is 29 * 60?
1740
Multiply: 29 * 60 = 1740.
basic_operations
733,773
statistics
easy
What is the mean (average) of 67, 2, 84, 98?
62.75
Mean = sum/count. Sum = 67+2+84+98=251. Count=4. Mean=251/4=62.75.
mean
733,774
calculus
medium
What is the derivative of 7x^8 with respect to x?
56x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^8] = 7*8*x^7 = 56x^7.
derivative
733,775
arithmetic
easy
What is 450 - 444?
6
Subtract: 450 - 444 = 6.
basic_operations
733,776
geometry
easy
Find the perimeter of a rectangle with length 32 and width 49.
162
Perimeter = 2*(length+width) = 2*(32+49) = 2*81 = 162.
rectangle_perim
733,777
arithmetic
easy
What is 6304 divided by 15? Give answer to 2 decimal places.
420.27
Calculate 6304/ 15 = 420.2667, rounded to 2 decimals is 420.27.
division
733,778
arithmetic
easy
What is 23952 / 48?
499
Divide: 23952 ÷ 48 = 499 because 48*499=23952.
division
733,779
number_theory
medium
What is the GCD (greatest common divisor) of 87 and 67?
1
Find greatest number dividing both 87 and 67. Divisors common, greatest is 1.
gcd
733,780
geometry
easy
Find the area of a triangle with base 66 and height 2.
66
Area = 0.5*base*height = 0.5*66*2 = 66.
triangle_area
733,781
arithmetic
easy
What is 98 * 80?
7840
Multiply: 98 * 80 = 7840.
basic_operations
733,782
exponents
easy
What is 9^3?
729
9^3 means multiply 9 by itself 3 times: 9*9*9 = 729.
exponents
733,783
exponents
easy
What is 9^5?
59049
9^5 means multiply 9 by itself 5 times: 9*9*9*9*9 = 59049.
exponents
733,784
number_theory
medium
What is the LCM (least common multiple) of 45 and 71?
3195
LCM = |45*71| / GCD(45,71). GCD=1, so LCM=3195/1=3195.
lcm
733,785
word_problems
easy
If you have 46 books and you buy 26 more books, how many books do you have in total?
72
Add initial 46 plus bought 26: 46+26=72.
addition_word
733,786
word_problems
easy
If you have 10 dollars and you buy 37 more dollars, how many dollars do you have in total?
47
Add initial 10 plus bought 37: 10+37=47.
addition_word
733,787
algebra
medium
Solve for x: x^2 - 1x - 6 = 0
x = 3, -2
Factor: (x - 3)(x - -2) = x^2 -(1)x + -6 = 0. So x = 3 or -2. Check sum = 1, product = -6.
quadratic
733,788
algebra
medium
Solve for x: x^2 + 15x + 54 = 0
x = -6, -9
Factor: (x - -6)(x - -9) = x^2 -(-15)x + 54 = 0. So x = -6 or -9. Check sum = -15, product = 54.
quadratic
733,789
algebra
medium
Solve for x: x^2 - 5x = 0
x = 0, 5
Factor: (x - 0)(x - 5) = x^2 -(5)x + 0 = 0. So x = 0 or 5. Check sum = 5, product = 0.
quadratic
733,790
arithmetic
easy
What is 1752 / 12?
146
Divide: 1752 ÷ 12 = 146 because 12*146=1752.
division
733,791
word_problems
easy
If you have 14 books and you buy 2 more books, how many books do you have in total?
16
Add initial 14 plus bought 2: 14+2=16.
addition_word
733,792
arithmetic
easy
What is 19796 / 98?
202
Divide: 19796 ÷ 98 = 202 because 98*202=19796.
division
733,793
word_problems
easy
If you have 33 pencils and you buy 47 more pencils, how many pencils do you have in total?
80
Add initial 33 plus bought 47: 33+47=80.
addition_word
733,794
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
733,795
percentages
easy
What is 43% of 447?
192.21
Calculate 43/100 * 447 = 0.43*447 = 192.21.
percentages
733,796
calculus
medium
What is the derivative of 9x^5 with respect to x?
45x^4
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [9x^5] = 9*5*x^4 = 45x^4.
derivative
733,797
geometry
easy
Find the perimeter of a rectangle with length 79 and width 96.
350
Perimeter = 2*(length+width) = 2*(79+96) = 2*175 = 350.
rectangle_perim
733,798
roots
easy
What is the square root of 1849?
43
Find number that when squared gives 1849. 43*43=1849, so sqrt(1849)=43.
square_roots
733,799
geometry
easy
Find the perimeter of a rectangle with length 95 and width 48.
286
Perimeter = 2*(length+width) = 2*(95+48) = 2*143 = 286.
rectangle_perim
733,800
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