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
4,501
geometry
easy
Find the area of a circle with radius 47. Use pi=3.14159, round to 2 decimals.
6939.78
Area = pi*r^2 = 3.14159*47^2 = 3.14159*2209 = 6939.78.
circle_area
4,502
algebra
easy
Solve for x: 15x + 28 = -227
-17
Subtract 28 from both sides: 15x = -227-28=-255. Then divide by 15: x = -255/15 = -17.
linear_equation
4,503
roots
easy
What is the square root of 9?
3
Find number that when squared gives 9. 3*3=9, so sqrt(9)=3.
square_roots
4,504
exponents
easy
What is 12^2?
144
12^2 means multiply 12 by itself 2 times: 12*12 = 144.
exponents
4,505
exponents
easy
What is 5^3?
125
5^3 means multiply 5 by itself 3 times: 5*5*5 = 125.
exponents
4,506
fractions
medium
What is 7/13 - 7/18? Give as simplified fraction.
35/234
Common denominator 234. Numerator 126-91=35. So 35/234 simplifies to 35/234.
fraction_operations
4,507
roots
easy
What is the square root of 2116?
46
Find number that when squared gives 2116. 46*46=2116, so sqrt(2116)=46.
square_roots
4,508
arithmetic
easy
What is 19396 / 52?
373
Divide: 19396 ÷ 52 = 373 because 52*373=19396.
division
4,509
arithmetic
easy
What is 649 divided by 13? Give answer to 2 decimal places.
49.92
Calculate 649/ 13 = 49.9231, rounded to 2 decimals is 49.92.
division
4,510
word_problems
easy
If you have 97 pencils and you buy 8 more pencils, how many pencils do you have in total?
105
Add initial 97 plus bought 8: 97+8=105.
addition_word
4,511
arithmetic
easy
What is 622 + 1000?
1622
Add the two numbers: 622 + 1000 = 1622.
basic_operations
4,512
fractions
medium
What is 16/8 * 5/14? Give as simplified fraction.
5/7
Multiply numerators: 16*5=80. Denominators: 8*14=112. Simplify by gcd 16 to get 5/7.
fraction_operations
4,513
roots
easy
What is the square root of 225?
15
Find number that when squared gives 225. 15*15=225, so sqrt(225)=15.
square_roots
4,514
arithmetic
easy
What is 10 * 11?
110
Multiply: 10 * 11 = 110.
basic_operations
4,515
statistics
easy
What is the mean (average) of 50, 13, 60, 65?
47
Mean = sum/count. Sum = 50+13+60+65=188. Count=4. Mean=188/4=47.0.
mean
4,516
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
4,517
arithmetic
easy
What is 11 + 934?
945
Add the two numbers: 11 + 934 = 945.
basic_operations
4,518
arithmetic
easy
What is 601 + 110 * 43? Remember order of operations.
5331
Order of operations (PEMDAS): first 110*43=4730, then 601+4730=5331.
basic_operations
4,519
algebra
easy
Solve for x: 20x + 17 = -383
-20
Subtract 17 from both sides: 20x = -383-17=-400. Then divide by 20: x = -400/20 = -20.
linear_equation
4,520
percentages
easy
What is 89% of 387?
344.43
Calculate 89/100 * 387 = 0.89*387 = 344.43.
percentages
4,521
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
4,522
statistics
easy
What is the mean (average) of 94, 37, 77, 16?
56
Mean = sum/count. Sum = 94+37+77+16=224. Count=4. Mean=224/4=56.0.
mean
4,523
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
4,524
fractions
medium
What is 13/13 + 20/13? Give as simplified fraction.
33/13
Common denominator 13*13=169. 13/13=169/169, 20/13=260/169. Sum = 429/169 = 33/13 simplified.
fraction_operations
4,525
arithmetic
easy
What is 79 + 319?
398
Add the two numbers: 79 + 319 = 398.
basic_operations
4,526
exponents
easy
What is 3^4?
81
3^4 means multiply 3 by itself 4 times: 3*3*3*3 = 81.
exponents
4,527
percentages
easy
What is 30% of 407?
122.1
Calculate 30/100 * 407 = 0.3*407 = 122.1.
percentages
4,528
statistics
easy
What is the mean (average) of 4, 76, 18, 97?
48.75
Mean = sum/count. Sum = 4+76+18+97=195. Count=4. Mean=195/4=48.75.
mean
4,529
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
4,530
algebra
medium
Solve for x: x^2 + 9x + 20 = 0
x = -5, -4
Factor: (x - -5)(x - -4) = x^2 -(-9)x + 20 = 0. So x = -5 or -4. Check sum = -9, product = 20.
quadratic
4,531
algebra
easy
Solve for x: 3x - 20 = 4
8
Add 20 to both sides: 3x = 4+20=24. Then x = 24/3 = 8.
linear_equation
4,532
geometry
easy
Find the area of a circle with radius 22. Use pi=3.14159, round to 2 decimals.
1520.53
Area = pi*r^2 = 3.14159*22^2 = 3.14159*484 = 1520.53.
circle_area
4,533
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
4,534
arithmetic
easy
What is 96 + 94 * 5? Remember order of operations.
566
Order of operations (PEMDAS): first 94*5=470, then 96+470=566.
basic_operations
4,535
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
4,536
arithmetic
easy
What is 850 + 376?
1226
Add the two numbers: 850 + 376 = 1226.
basic_operations
4,537
roots
easy
What is the square root of 256?
16
Find number that when squared gives 256. 16*16=256, so sqrt(256)=16.
square_roots
4,538
statistics
easy
What is the mean (average) of 55, 56, 96, 6?
53.25
Mean = sum/count. Sum = 55+56+96+6=213. Count=4. Mean=213/4=53.25.
mean
4,539
arithmetic
easy
What is 6131 divided by 16? Give answer to 2 decimal places.
383.19
Calculate 6131/ 16 = 383.1875, rounded to 2 decimals is 383.19.
division
4,540
arithmetic
easy
What is 962 + 44?
1006
Add the two numbers: 962 + 44 = 1006.
basic_operations
4,541
fractions
medium
What is 12/14 + 13/4? Give as simplified fraction.
115/28
Common denominator 14*4=56. 12/14=48/56, 13/4=182/56. Sum = 230/56 = 115/28 simplified.
fraction_operations
4,542
calculus
medium
What is the derivative of 8x^3 with respect to x?
24x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [8x^3] = 8*3*x^2 = 24x^2.
derivative
4,543
arithmetic
easy
What is 329 + 963 * 96? Remember order of operations.
92777
Order of operations (PEMDAS): first 963*96=92448, then 329+92448=92777.
basic_operations
4,544
algebra
medium
Solve for x: x^2 + 6x + 8 = 0
x = -4, -2
Factor: (x - -4)(x - -2) = x^2 -(-6)x + 8 = 0. So x = -4 or -2. Check sum = -6, product = 8.
quadratic
4,545
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
4,546
arithmetic
easy
What is 24 * 56?
1344
Multiply: 24 * 56 = 1344.
basic_operations
4,547
statistics
easy
What is the mean (average) of 63, 55, 98, 72, 83?
74.2
Mean = sum/count. Sum = 63+55+98+72+83=371. Count=5. Mean=371/5=74.2.
mean
4,548
algebra
easy
Solve for x: 20x - 24 = 236
13
Add 24 to both sides: 20x = 236+24=260. Then x = 260/20 = 13.
linear_equation
4,549
geometry
easy
Find the area of a circle with radius 48. Use pi=3.14159, round to 2 decimals.
7238.23
Area = pi*r^2 = 3.14159*48^2 = 3.14159*2304 = 7238.23.
circle_area
4,550
arithmetic
easy
What is 1 * 68?
68
Multiply: 1 * 68 = 68.
basic_operations
4,551
fractions
medium
What is 11/11 * 8/17? Give as simplified fraction.
8/17
Multiply numerators: 11*8=88. Denominators: 11*17=187. Simplify by gcd 11 to get 8/17.
fraction_operations
4,552
algebra
easy
Solve for x: 14x - 45 = -143
-7
Add 45 to both sides: 14x = -143+45=-98. Then x = -98/14 = -7.
linear_equation
4,553
percentages
easy
What is 83% of 384?
318.72
Calculate 83/100 * 384 = 0.83*384 = 318.72.
percentages
4,554
arithmetic
easy
What is 424 / 8?
53
Divide: 424 ÷ 8 = 53 because 8*53=424.
division
4,555
word_problems
easy
If you have 93 apples and you buy 45 more apples, how many apples do you have in total?
138
Add initial 93 plus bought 45: 93+45=138.
addition_word
4,556
arithmetic
easy
What is 91 * 9?
819
Multiply: 91 * 9 = 819.
basic_operations
4,557
exponents
easy
What is 11^3?
1331
11^3 means multiply 11 by itself 3 times: 11*11*11 = 1331.
exponents
4,558
arithmetic
easy
What is 22 * 52?
1144
Multiply: 22 * 52 = 1144.
basic_operations
4,559
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
4,560
calculus
medium
What is the derivative of 5x^8 with respect to x?
40x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [5x^8] = 5*8*x^7 = 40x^7.
derivative
4,561
word_problems
easy
If you have 16 dollars and you buy 34 more dollars, how many dollars do you have in total?
50
Add initial 16 plus bought 34: 16+34=50.
addition_word
4,562
algebra
easy
Solve for x: 18x + 50 = 104
3
Subtract 50 from both sides: 18x = 104-50=54. Then divide by 18: x = 54/18 = 3.
linear_equation
4,563
calculus
medium
What is the derivative of 10x^7 with respect to x?
70x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [10x^7] = 10*7*x^6 = 70x^6.
derivative
4,564
percentages
easy
What is 19% of 339?
64.41
Calculate 19/100 * 339 = 0.19*339 = 64.41.
percentages
4,565
arithmetic
easy
What is 429 / 39?
11
Divide: 429 ÷ 39 = 11 because 39*11=429.
division
4,566
fractions
medium
What is 6/8 + 4/7? Give as simplified fraction.
37/28
Common denominator 8*7=56. 6/8=42/56, 4/7=32/56. Sum = 74/56 = 37/28 simplified.
fraction_operations
4,567
exponents
easy
What is 4^5?
1024
4^5 means multiply 4 by itself 5 times: 4*4*4*4*4 = 1024.
exponents
4,568
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
4,569
arithmetic
easy
What is 418 + 638?
1056
Add the two numbers: 418 + 638 = 1056.
basic_operations
4,570
statistics
easy
What is the mean (average) of 51, 82, 16?
49.67
Mean = sum/count. Sum = 51+82+16=149. Count=3. Mean=149/3=49.67.
mean
4,571
word_problems
easy
If you have 58 candies and you buy 2 more candies, how many candies do you have in total?
60
Add initial 58 plus bought 2: 58+2=60.
addition_word
4,572
algebra
medium
Solve for x: x^2 + 5x + 4 = 0
x = -4, -1
Factor: (x - -4)(x - -1) = x^2 -(-5)x + 4 = 0. So x = -4 or -1. Check sum = -5, product = 4.
quadratic
4,573
percentages
easy
What is 67% of 622?
416.74
Calculate 67/100 * 622 = 0.67*622 = 416.74.
percentages
4,574
percentages
easy
What is 42% of 687?
288.54
Calculate 42/100 * 687 = 0.42*687 = 288.54.
percentages
4,575
number_theory
medium
What is the GCD (greatest common divisor) of 84 and 32?
4
Find greatest number dividing both 84 and 32. Divisors common, greatest is 4.
gcd
4,576
arithmetic
easy
What is 857 + 839?
1696
Add the two numbers: 857 + 839 = 1696.
basic_operations
4,577
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
4,578
arithmetic
easy
What is 9259 divided by 20? Give answer to 2 decimal places.
462.95
Calculate 9259/ 20 = 462.9500, rounded to 2 decimals is 462.95.
division
4,579
roots
easy
What is the square root of 4?
2
Find number that when squared gives 4. 2*2=4, so sqrt(4)=2.
square_roots
4,580
algebra
easy
Solve for x: 13x + 25 = 51
2
Subtract 25 from both sides: 13x = 51-25=26. Then divide by 13: x = 26/13 = 2.
linear_equation
4,581
algebra
easy
Solve for x: 14x + 34 = -8
-3
Subtract 34 from both sides: 14x = -8-34=-42. Then divide by 14: x = -42/14 = -3.
linear_equation
4,582
arithmetic
easy
What is 49 * 45?
2205
Multiply: 49 * 45 = 2205.
basic_operations
4,583
arithmetic
easy
What is 946 + 850?
1796
Add the two numbers: 946 + 850 = 1796.
basic_operations
4,584
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
4,585
algebra
easy
Solve for x: 7x + 17 = 17
0
Subtract 17 from both sides: 7x = 17-17=0. Then divide by 7: x = 0/7 = 0.
linear_equation
4,586
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
4,587
arithmetic
easy
What is 14688 / 34?
432
Divide: 14688 ÷ 34 = 432 because 34*432=14688.
division
4,588
calculus
medium
What is the derivative of 3x^6 with respect to x?
18x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [3x^6] = 3*6*x^5 = 18x^5.
derivative
4,589
percentages
easy
What is 76% of 816?
620.16
Calculate 76/100 * 816 = 0.76*816 = 620.16.
percentages
4,590
exponents
easy
What is 10^4?
10000
10^4 means multiply 10 by itself 4 times: 10*10*10*10 = 10000.
exponents
4,591
arithmetic
easy
What is 876 - 31?
845
Subtract: 876 - 31 = 845.
basic_operations
4,592
arithmetic
easy
What is 684 - 7?
677
Subtract: 684 - 7 = 677.
basic_operations
4,593
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
4,594
arithmetic
easy
What is 19701 / 99?
199
Divide: 19701 ÷ 99 = 199 because 99*199=19701.
division
4,595
arithmetic
easy
What is 43 + 4 * 25? Remember order of operations.
143
Order of operations (PEMDAS): first 4*25=100, then 43+100=143.
basic_operations
4,596
arithmetic
easy
What is 83 + 36 * 8? Remember order of operations.
371
Order of operations (PEMDAS): first 36*8=288, then 83+288=371.
basic_operations
4,597
arithmetic
easy
What is 879 + 756?
1635
Add the two numbers: 879 + 756 = 1635.
basic_operations
4,598
algebra
medium
Solve for x: x^2 - 16x + 60 = 0
x = 10, 6
Factor: (x - 10)(x - 6) = x^2 -(16)x + 60 = 0. So x = 10 or 6. Check sum = 16, product = 60.
quadratic
4,599
fractions
medium
What is 19/16 + 14/6? Give as simplified fraction.
169/48
Common denominator 16*6=96. 19/16=114/96, 14/6=224/96. Sum = 338/96 = 169/48 simplified.
fraction_operations
4,600
number_theory
medium
What is the LCM (least common multiple) of 29 and 82?
2378
LCM = |29*82| / GCD(29,82). GCD=1, so LCM=2378/1=2378.
lcm