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
733,501
arithmetic
easy
What is 20148 / 69?
292
Divide: 20148 ÷ 69 = 292 because 69*292=20148.
division
733,502
word_problems
easy
If you have 64 candies and you buy 36 more candies, how many candies do you have in total?
100
Add initial 64 plus bought 36: 64+36=100.
addition_word
733,503
arithmetic
easy
What is 74 * 47?
3478
Multiply: 74 * 47 = 3478.
basic_operations
733,504
calculus
medium
What is the derivative of 7x^7 with respect to x?
49x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^7] = 7*7*x^6 = 49x^6.
derivative
733,505
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
733,506
algebra
easy
Solve for x: 7x - 44 = -72
-4
Add 44 to both sides: 7x = -72+44=-28. Then x = -28/7 = -4.
linear_equation
733,507
algebra
medium
Solve for x: x^2 - 5x - 6 = 0
x = 6, -1
Factor: (x - 6)(x - -1) = x^2 -(5)x + -6 = 0. So x = 6 or -1. Check sum = 5, product = -6.
quadratic
733,508
algebra
easy
Solve for x: 16x - 41 = 87
8
Add 41 to both sides: 16x = 87+41=128. Then x = 128/16 = 8.
linear_equation
733,509
fractions
medium
What is 20/11 + 5/18? Give as simplified fraction.
415/198
Common denominator 11*18=198. 20/11=360/198, 5/18=55/198. Sum = 415/198 = 415/198 simplified.
fraction_operations
733,510
arithmetic
easy
What is 839 + 743?
1582
Add the two numbers: 839 + 743 = 1582.
basic_operations
733,511
geometry
easy
Find the area of a circle with radius 43. Use pi=3.14159, round to 2 decimals.
5808.8
Area = pi*r^2 = 3.14159*43^2 = 3.14159*1849 = 5808.8.
circle_area
733,512
number_theory
medium
What is the LCM (least common multiple) of 92 and 48?
1104
LCM = |92*48| / GCD(92,48). GCD=4, so LCM=4416/4=1104.
lcm
733,513
exponents
easy
What is 12^2?
144
12^2 means multiply 12 by itself 2 times: 12*12 = 144.
exponents
733,514
number_theory
medium
What is the LCM (least common multiple) of 73 and 6?
438
LCM = |73*6| / GCD(73,6). GCD=1, so LCM=438/1=438.
lcm
733,515
fractions
medium
What is 10/5 * 1/8? Give as simplified fraction.
1/4
Multiply numerators: 10*1=10. Denominators: 5*8=40. Simplify by gcd 10 to get 1/4.
fraction_operations
733,516
exponents
easy
What is 9^2?
81
9^2 means multiply 9 by itself 2 times: 9*9 = 81.
exponents
733,517
statistics
easy
What is the mean (average) of 79, 37, 71, 66, 68?
64.2
Mean = sum/count. Sum = 79+37+71+66+68=321. Count=5. Mean=321/5=64.2.
mean
733,518
algebra
easy
Solve for x: 11x + 6 = 204
18
Subtract 6 from both sides: 11x = 204-6=198. Then divide by 11: x = 198/11 = 18.
linear_equation
733,519
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
733,520
arithmetic
easy
What is 39818 / 86?
463
Divide: 39818 ÷ 86 = 463 because 86*463=39818.
division
733,521
statistics
easy
What is the mean (average) of 29, 72, 46?
49
Mean = sum/count. Sum = 29+72+46=147. Count=3. Mean=147/3=49.0.
mean
733,522
arithmetic
easy
What is 844 - 748?
96
Subtract: 844 - 748 = 96.
basic_operations
733,523
roots
easy
What is the square root of 1?
1
Find number that when squared gives 1. 1*1=1, so sqrt(1)=1.
square_roots
733,524
arithmetic
easy
What is 633 - 209?
424
Subtract: 633 - 209 = 424.
basic_operations
733,525
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
733,526
arithmetic
easy
What is 296 + 888?
1184
Add the two numbers: 296 + 888 = 1184.
basic_operations
733,527
percentages
easy
What is 67% of 322?
215.74
Calculate 67/100 * 322 = 0.67*322 = 215.74.
percentages
733,528
arithmetic
easy
What is 465 + 340 * 73? Remember order of operations.
25285
Order of operations (PEMDAS): first 340*73=24820, then 465+24820=25285.
basic_operations
733,529
percentages
easy
What is 66% of 523?
345.18
Calculate 66/100 * 523 = 0.66*523 = 345.18.
percentages
733,530
arithmetic
easy
What is 85 * 9?
765
Multiply: 85 * 9 = 765.
basic_operations
733,531
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
733,532
exponents
easy
What is 11^2?
121
11^2 means multiply 11 by itself 2 times: 11*11 = 121.
exponents
733,533
arithmetic
easy
What is 8733 divided by 39? Give answer to 2 decimal places.
223.92
Calculate 8733/ 39 = 223.9231, rounded to 2 decimals is 223.92.
division
733,534
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
733,535
geometry
easy
Find the perimeter of a rectangle with length 19 and width 43.
124
Perimeter = 2*(length+width) = 2*(19+43) = 2*62 = 124.
rectangle_perim
733,536
statistics
easy
What is the mean (average) of 62, 41, 89, 89, 29?
62
Mean = sum/count. Sum = 62+41+89+89+29=310. Count=5. Mean=310/5=62.0.
mean
733,537
percentages
easy
What is 63% of 776?
488.88
Calculate 63/100 * 776 = 0.63*776 = 488.88.
percentages
733,538
arithmetic
easy
What is 60 * 3?
180
Multiply: 60 * 3 = 180.
basic_operations
733,539
percentages
easy
What is 64% of 399?
255.36
Calculate 64/100 * 399 = 0.64*399 = 255.36.
percentages
733,540
fractions
medium
What is 12/16 + 12/5? Give as simplified fraction.
63/20
Common denominator 16*5=80. 12/16=60/80, 12/5=192/80. Sum = 252/80 = 63/20 simplified.
fraction_operations
733,541
word_problems
easy
If you have 50 candies and you buy 25 more candies, how many candies do you have in total?
75
Add initial 50 plus bought 25: 50+25=75.
addition_word
733,542
algebra
easy
Solve for x: 11x - 8 = -30
-2
Add 8 to both sides: 11x = -30+8=-22. Then x = -22/11 = -2.
linear_equation
733,543
percentages
easy
What is 41% of 608?
249.28
Calculate 41/100 * 608 = 0.41*608 = 249.28.
percentages
733,544
exponents
easy
What is 7^4?
2401
7^4 means multiply 7 by itself 4 times: 7*7*7*7 = 2401.
exponents
733,545
algebra
easy
Solve for x: 3x - 1 = -43
-14
Add 1 to both sides: 3x = -43+1=-42. Then x = -42/3 = -14.
linear_equation
733,546
algebra
easy
Solve for x: 1x - 15 = -4
11
Add 15 to both sides: 1x = -4+15=11. Then x = 11/1 = 11.
linear_equation
733,547
number_theory
medium
What is the GCD (greatest common divisor) of 46 and 86?
2
Find greatest number dividing both 46 and 86. Divisors common, greatest is 2.
gcd
733,548
algebra
easy
Solve for x: 3x - 19 = -16
1
Add 19 to both sides: 3x = -16+19=3. Then x = 3/3 = 1.
linear_equation
733,549
number_theory
medium
What is the LCM (least common multiple) of 50 and 65?
650
LCM = |50*65| / GCD(50,65). GCD=5, so LCM=3250/5=650.
lcm
733,550
arithmetic
easy
What is 611 - 312?
299
Subtract: 611 - 312 = 299.
basic_operations
733,551
algebra
easy
Solve for x: 4x + 23 = -53
-19
Subtract 23 from both sides: 4x = -53-23=-76. Then divide by 4: x = -76/4 = -19.
linear_equation
733,552
arithmetic
easy
What is 430 / 43?
10
Divide: 430 ÷ 43 = 10 because 43*10=430.
division
733,553
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
733,554
arithmetic
easy
What is 733 + 266?
999
Add the two numbers: 733 + 266 = 999.
basic_operations
733,555
arithmetic
easy
What is 30685 / 85?
361
Divide: 30685 ÷ 85 = 361 because 85*361=30685.
division
733,556
number_theory
medium
What is the GCD (greatest common divisor) of 8 and 18?
2
Find greatest number dividing both 8 and 18. Divisors common, greatest is 2.
gcd
733,557
word_problems
easy
If you have 90 dollars and you buy 43 more dollars, how many dollars do you have in total?
133
Add initial 90 plus bought 43: 90+43=133.
addition_word
733,558
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
733,559
word_problems
easy
If you have 13 pencils and you buy 17 more pencils, how many pencils do you have in total?
30
Add initial 13 plus bought 17: 13+17=30.
addition_word
733,560
algebra
easy
Solve for x: 9x + 19 = 109
10
Subtract 19 from both sides: 9x = 109-19=90. Then divide by 9: x = 90/9 = 10.
linear_equation
733,561
number_theory
medium
What is the LCM (least common multiple) of 55 and 11?
55
LCM = |55*11| / GCD(55,11). GCD=11, so LCM=605/11=55.
lcm
733,562
statistics
easy
What is the mean (average) of 49, 53, 50, 36?
47
Mean = sum/count. Sum = 49+53+50+36=188. Count=4. Mean=188/4=47.0.
mean
733,563
fractions
medium
What is 10/12 - 4/16? Give as simplified fraction.
7/12
Common denominator 192. Numerator 160-48=112. So 112/192 simplifies to 7/12.
fraction_operations
733,564
geometry
easy
Find the area of a circle with radius 50. Use pi=3.14159, round to 2 decimals.
7853.98
Area = pi*r^2 = 3.14159*50^2 = 3.14159*2500 = 7853.98.
circle_area
733,565
algebra
medium
Solve for x: x^2 - 15x + 50 = 0
x = 5, 10
Factor: (x - 5)(x - 10) = x^2 -(15)x + 50 = 0. So x = 5 or 10. Check sum = 15, product = 50.
quadratic
733,566
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
733,567
exponents
easy
What is 7^5?
16807
7^5 means multiply 7 by itself 5 times: 7*7*7*7*7 = 16807.
exponents
733,568
number_theory
medium
What is the LCM (least common multiple) of 55 and 34?
1870
LCM = |55*34| / GCD(55,34). GCD=1, so LCM=1870/1=1870.
lcm
733,569
algebra
easy
Solve for x: 11x - 25 = 195
20
Add 25 to both sides: 11x = 195+25=220. Then x = 220/11 = 20.
linear_equation
733,570
algebra
easy
Solve for x: 20x - 49 = -149
-5
Add 49 to both sides: 20x = -149+49=-100. Then x = -100/20 = -5.
linear_equation
733,571
arithmetic
easy
What is 70 + 377?
447
Add the two numbers: 70 + 377 = 447.
basic_operations
733,572
roots
easy
What is the square root of 16?
4
Find number that when squared gives 16. 4*4=16, so sqrt(16)=4.
square_roots
733,573
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
733,574
roots
easy
What is the square root of 2401?
49
Find number that when squared gives 2401. 49*49=2401, so sqrt(2401)=49.
square_roots
733,575
word_problems
easy
If you have 38 books and you buy 40 more books, how many books do you have in total?
78
Add initial 38 plus bought 40: 38+40=78.
addition_word
733,576
fractions
medium
What is 1/5 * 9/8? Give as simplified fraction.
9/40
Multiply numerators: 1*9=9. Denominators: 5*8=40. Simplify by gcd 1 to get 9/40.
fraction_operations
733,577
percentages
easy
What is 100% of 14?
14
Calculate 100/100 * 14 = 1.0*14 = 14.
percentages
733,578
algebra
easy
Solve for x: 15x - 30 = -285
-17
Add 30 to both sides: 15x = -285+30=-255. Then x = -255/15 = -17.
linear_equation
733,579
number_theory
medium
What is the LCM (least common multiple) of 13 and 74?
962
LCM = |13*74| / GCD(13,74). GCD=1, so LCM=962/1=962.
lcm
733,580
fractions
medium
What is 16/7 - 12/3? Give as simplified fraction.
-12/7
Common denominator 21. Numerator 48-84=-36. So -36/21 simplifies to -12/7.
fraction_operations
733,581
number_theory
medium
What is the GCD (greatest common divisor) of 97 and 51?
1
Find greatest number dividing both 97 and 51. Divisors common, greatest is 1.
gcd
733,582
geometry
easy
Find the area of a rectangle with length 18 and width 42.
756
Area = length * width = 18*42 = 756.
rectangle_area
733,583
calculus
medium
What is the derivative of 10x^2 with respect to x?
20x
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [10x^2] = 10*2*x^1 = 20x.
derivative
733,584
fractions
medium
What is 20/10 + 3/13? Give as simplified fraction.
29/13
Common denominator 10*13=130. 20/10=260/130, 3/13=30/130. Sum = 290/130 = 29/13 simplified.
fraction_operations
733,585
word_problems
easy
If you have 64 apples and you buy 24 more apples, how many apples do you have in total?
88
Add initial 64 plus bought 24: 64+24=88.
addition_word
733,586
calculus
medium
What is the derivative of 9x^7 with respect to x?
63x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [9x^7] = 9*7*x^6 = 63x^6.
derivative
733,587
number_theory
medium
What is the GCD (greatest common divisor) of 95 and 85?
5
Find greatest number dividing both 95 and 85. Divisors common, greatest is 5.
gcd
733,588
geometry
easy
Find the perimeter of a rectangle with length 77 and width 71.
296
Perimeter = 2*(length+width) = 2*(77+71) = 2*148 = 296.
rectangle_perim
733,589
fractions
medium
What is 11/10 * 11/20? Give as simplified fraction.
121/200
Multiply numerators: 11*11=121. Denominators: 10*20=200. Simplify by gcd 1 to get 121/200.
fraction_operations
733,590
algebra
easy
Solve for x: 2x - 50 = -40
5
Add 50 to both sides: 2x = -40+50=10. Then x = 10/2 = 5.
linear_equation
733,591
arithmetic
easy
What is 733 - 17?
716
Subtract: 733 - 17 = 716.
basic_operations
733,592
algebra
medium
Solve for x: x^2 + 1x - 12 = 0
x = -4, 3
Factor: (x - -4)(x - 3) = x^2 -(-1)x + -12 = 0. So x = -4 or 3. Check sum = -1, product = -12.
quadratic
733,593
fractions
medium
What is 3/12 * 4/3? Give as simplified fraction.
1/3
Multiply numerators: 3*4=12. Denominators: 12*3=36. Simplify by gcd 12 to get 1/3.
fraction_operations
733,594
percentages
easy
What is 37% of 132?
48.84
Calculate 37/100 * 132 = 0.37*132 = 48.84.
percentages
733,595
word_problems
easy
If you have 51 candies and you buy 49 more candies, how many candies do you have in total?
100
Add initial 51 plus bought 49: 51+49=100.
addition_word
733,596
arithmetic
easy
What is 10458 / 63?
166
Divide: 10458 ÷ 63 = 166 because 63*166=10458.
division
733,597
percentages
easy
What is 100% of 293?
293
Calculate 100/100 * 293 = 1.0*293 = 293.
percentages
733,598
word_problems
easy
If you have 72 dollars and you buy 25 more dollars, how many dollars do you have in total?
97
Add initial 72 plus bought 25: 72+25=97.
addition_word
733,599
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
733,600
geometry
easy
Find the area of a triangle with base 70 and height 53.
1855
Area = 0.5*base*height = 0.5*70*53 = 1855.
triangle_area