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
201
arithmetic
easy
What is 884 divided by 3? Give answer to 2 decimal places.
294.67
Calculate 884/ 3 = 294.6667, rounded to 2 decimals is 294.67.
division
202
statistics
easy
What is the mean (average) of 44, 24, 7, 33?
27
Mean = sum/count. Sum = 44+24+7+33=108. Count=4. Mean=108/4=27.0.
mean
203
statistics
easy
What is the mean (average) of 9, 52, 63?
41.33
Mean = sum/count. Sum = 9+52+63=124. Count=3. Mean=124/3=41.33.
mean
204
arithmetic
easy
What is 591 + 645 * 88? Remember order of operations.
57351
Order of operations (PEMDAS): first 645*88=56760, then 591+56760=57351.
basic_operations
205
exponents
easy
What is 3^3?
27
3^3 means multiply 3 by itself 3 times: 3*3*3 = 27.
exponents
206
arithmetic
easy
What is 28616 / 73?
392
Divide: 28616 ÷ 73 = 392 because 73*392=28616.
division
207
calculus
medium
What is the derivative of 8x^5 with respect to x?
40x^4
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [8x^5] = 8*5*x^4 = 40x^4.
derivative
208
exponents
easy
What is 11^5?
161051
11^5 means multiply 11 by itself 5 times: 11*11*11*11*11 = 161051.
exponents
209
exponents
easy
What is 11^2?
121
11^2 means multiply 11 by itself 2 times: 11*11 = 121.
exponents
210
arithmetic
easy
What is 10593 / 99?
107
Divide: 10593 ÷ 99 = 107 because 99*107=10593.
division
211
geometry
easy
Find the area of a rectangle with length 21 and width 31.
651
Area = length * width = 21*31 = 651.
rectangle_area
212
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
213
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
214
word_problems
easy
If you have 93 candies and you buy 39 more candies, how many candies do you have in total?
132
Add initial 93 plus bought 39: 93+39=132.
addition_word
215
exponents
easy
What is 2^3?
8
2^3 means multiply 2 by itself 3 times: 2*2*2 = 8.
exponents
216
exponents
easy
What is 6^5?
7776
6^5 means multiply 6 by itself 5 times: 6*6*6*6*6 = 7776.
exponents
217
arithmetic
easy
What is 76 * 85?
6460
Multiply: 76 * 85 = 6460.
basic_operations
218
fractions
medium
What is 14/5 * 18/9? Give as simplified fraction.
28/5
Multiply numerators: 14*18=252. Denominators: 5*9=45. Simplify by gcd 9 to get 28/5.
fraction_operations
219
algebra
easy
Solve for x: 9x - 32 = -176
-16
Add 32 to both sides: 9x = -176+32=-144. Then x = -144/9 = -16.
linear_equation
220
arithmetic
easy
What is 96 * 73?
7008
Multiply: 96 * 73 = 7008.
basic_operations
221
word_problems
easy
If you have 20 dollars and you buy 30 more dollars, how many dollars do you have in total?
50
Add initial 20 plus bought 30: 20+30=50.
addition_word
222
calculus
medium
What is the derivative of 9x^4 with respect to x?
36x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [9x^4] = 9*4*x^3 = 36x^3.
derivative
223
statistics
easy
What is the mean (average) of 11, 77, 6, 56?
37.5
Mean = sum/count. Sum = 11+77+6+56=150. Count=4. Mean=150/4=37.5.
mean
224
roots
easy
What is the square root of 1521?
39
Find number that when squared gives 1521. 39*39=1521, so sqrt(1521)=39.
square_roots
225
geometry
easy
Find the area of a rectangle with length 12 and width 30.
360
Area = length * width = 12*30 = 360.
rectangle_area
226
arithmetic
easy
What is 6 * 98?
588
Multiply: 6 * 98 = 588.
basic_operations
227
statistics
easy
What is the mean (average) of 84, 57, 36, 24, 75?
55.2
Mean = sum/count. Sum = 84+57+36+24+75=276. Count=5. Mean=276/5=55.2.
mean
228
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
229
statistics
easy
What is the mean (average) of 61, 45, 53?
53
Mean = sum/count. Sum = 61+45+53=159. Count=3. Mean=159/3=53.0.
mean
230
roots
easy
What is the square root of 441?
21
Find number that when squared gives 441. 21*21=441, so sqrt(441)=21.
square_roots
231
arithmetic
easy
What is 3732 divided by 22? Give answer to 2 decimal places.
169.64
Calculate 3732/ 22 = 169.6364, rounded to 2 decimals is 169.64.
division
232
exponents
easy
What is 12^5?
248832
12^5 means multiply 12 by itself 5 times: 12*12*12*12*12 = 248832.
exponents
233
arithmetic
easy
What is 466 - 91?
375
Subtract: 466 - 91 = 375.
basic_operations
234
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
235
arithmetic
easy
What is 891 - 674?
217
Subtract: 891 - 674 = 217.
basic_operations
236
fractions
medium
What is 17/13 * 20/17? Give as simplified fraction.
20/13
Multiply numerators: 17*20=340. Denominators: 13*17=221. Simplify by gcd 17 to get 20/13.
fraction_operations
237
word_problems
easy
If you have 11 dollars and you buy 14 more dollars, how many dollars do you have in total?
25
Add initial 11 plus bought 14: 11+14=25.
addition_word
238
algebra
easy
Solve for x: 10x + 6 = 116
11
Subtract 6 from both sides: 10x = 116-6=110. Then divide by 10: x = 110/10 = 11.
linear_equation
239
arithmetic
easy
What is 2495 / 5?
499
Divide: 2495 ÷ 5 = 499 because 5*499=2495.
division
240
exponents
easy
What is 10^2?
100
10^2 means multiply 10 by itself 2 times: 10*10 = 100.
exponents
241
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
242
percentages
easy
What is 15% of 473?
70.95
Calculate 15/100 * 473 = 0.15*473 = 70.95.
percentages
243
arithmetic
easy
What is 35888 divided by 84? Give answer to 2 decimal places.
427.24
Calculate 35888/ 84 = 427.2381, rounded to 2 decimals is 427.24.
division
244
exponents
easy
What is 10^4?
10000
10^4 means multiply 10 by itself 4 times: 10*10*10*10 = 10000.
exponents
245
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
246
statistics
easy
What is the mean (average) of 32, 59, 71, 19?
45.25
Mean = sum/count. Sum = 32+59+71+19=181. Count=4. Mean=181/4=45.25.
mean
247
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
248
algebra
easy
Solve for x: 3x - 15 = 3
6
Add 15 to both sides: 3x = 3+15=18. Then x = 18/3 = 6.
linear_equation
249
roots
easy
What is the square root of 1089?
33
Find number that when squared gives 1089. 33*33=1089, so sqrt(1089)=33.
square_roots
250
geometry
easy
Find the area of a rectangle with length 37 and width 93.
3441
Area = length * width = 37*93 = 3441.
rectangle_area
251
exponents
easy
What is 11^5?
161051
11^5 means multiply 11 by itself 5 times: 11*11*11*11*11 = 161051.
exponents
252
algebra
easy
Solve for x: 15x + 18 = 168
10
Subtract 18 from both sides: 15x = 168-18=150. Then divide by 15: x = 150/15 = 10.
linear_equation
253
number_theory
medium
What is the LCM (least common multiple) of 43 and 71?
3053
LCM = |43*71| / GCD(43,71). GCD=1, so LCM=3053/1=3053.
lcm
254
word_problems
easy
If you have 46 books and you buy 13 more books, how many books do you have in total?
59
Add initial 46 plus bought 13: 46+13=59.
addition_word
255
calculus
medium
What is the derivative of 7x^3 with respect to x?
21x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^3] = 7*3*x^2 = 21x^2.
derivative
256
arithmetic
easy
What is 49 * 50?
2450
Multiply: 49 * 50 = 2450.
basic_operations
257
algebra
easy
Solve for x: 16x - 46 = -238
-12
Add 46 to both sides: 16x = -238+46=-192. Then x = -192/16 = -12.
linear_equation
258
roots
easy
What is the square root of 49?
7
Find number that when squared gives 49. 7*7=49, so sqrt(49)=7.
square_roots
259
word_problems
easy
If you have 17 candies and you buy 34 more candies, how many candies do you have in total?
51
Add initial 17 plus bought 34: 17+34=51.
addition_word
260
arithmetic
easy
What is 20 * 10?
200
Multiply: 20 * 10 = 200.
basic_operations
261
geometry
easy
Find the area of a circle with radius 40. Use pi=3.14159, round to 2 decimals.
5026.55
Area = pi*r^2 = 3.14159*40^2 = 3.14159*1600 = 5026.55.
circle_area
262
calculus
medium
What is the derivative of 2x^7 with respect to x?
14x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [2x^7] = 2*7*x^6 = 14x^6.
derivative
263
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
264
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
265
arithmetic
easy
What is 88 * 37?
3256
Multiply: 88 * 37 = 3256.
basic_operations
266
arithmetic
easy
What is 91 * 13?
1183
Multiply: 91 * 13 = 1183.
basic_operations
267
exponents
easy
What is 2^2?
4
2^2 means multiply 2 by itself 2 times: 2*2 = 4.
exponents
268
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
269
exponents
easy
What is 7^4?
2401
7^4 means multiply 7 by itself 4 times: 7*7*7*7 = 2401.
exponents
270
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
271
percentages
easy
What is 68% of 422?
286.96
Calculate 68/100 * 422 = 0.68*422 = 286.96.
percentages
272
algebra
medium
Solve for x: x^2 + 10x + 25 = 0
x = -5
Factor as (x - -5)^2 = 0, so root is -5 (double root). Sum of roots = -10, product = 25.
quadratic
273
arithmetic
easy
What is 88 * 31?
2728
Multiply: 88 * 31 = 2728.
basic_operations
274
algebra
easy
Solve for x: 8x + 9 = 169
20
Subtract 9 from both sides: 8x = 169-9=160. Then divide by 8: x = 160/8 = 20.
linear_equation
275
geometry
easy
Find the circumference of a circle with radius 17. Use pi=3.14159, round to 2 decimals.
106.81
Circumference = 2*pi*r = 2*3.14159*17 = 106.81.
circle_circum
276
arithmetic
easy
What is 921 - 824?
97
Subtract: 921 - 824 = 97.
basic_operations
277
algebra
medium
Solve for x: x^2 + 4x - 32 = 0
x = -8, 4
Factor: (x - -8)(x - 4) = x^2 -(-4)x + -32 = 0. So x = -8 or 4. Check sum = -4, product = -32.
quadratic
278
number_theory
medium
What is the LCM (least common multiple) of 76 and 39?
2964
LCM = |76*39| / GCD(76,39). GCD=1, so LCM=2964/1=2964.
lcm
279
geometry
easy
Find the circumference of a circle with radius 20. Use pi=3.14159, round to 2 decimals.
125.66
Circumference = 2*pi*r = 2*3.14159*20 = 125.66.
circle_circum
280
fractions
medium
What is 13/17 - 4/9? Give as simplified fraction.
49/153
Common denominator 153. Numerator 117-68=49. So 49/153 simplifies to 49/153.
fraction_operations
281
number_theory
medium
What is the LCM (least common multiple) of 74 and 38?
1406
LCM = |74*38| / GCD(74,38). GCD=2, so LCM=2812/2=1406.
lcm
282
arithmetic
easy
What is 850 + 675 * 51? Remember order of operations.
35275
Order of operations (PEMDAS): first 675*51=34425, then 850+34425=35275.
basic_operations
283
arithmetic
easy
What is 933 - 621?
312
Subtract: 933 - 621 = 312.
basic_operations
284
exponents
easy
What is 5^4?
625
5^4 means multiply 5 by itself 4 times: 5*5*5*5 = 625.
exponents
285
percentages
easy
What is 82% of 195?
159.9
Calculate 82/100 * 195 = 0.82*195 = 159.9.
percentages
286
geometry
easy
Find the perimeter of a rectangle with length 81 and width 13.
188
Perimeter = 2*(length+width) = 2*(81+13) = 2*94 = 188.
rectangle_perim
287
arithmetic
easy
What is 317 + 808?
1125
Add the two numbers: 317 + 808 = 1125.
basic_operations
288
algebra
easy
Solve for x: 3x - 13 = -13
0
Add 13 to both sides: 3x = -13+13=0. Then x = 0/3 = 0.
linear_equation
289
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
290
fractions
medium
What is 5/19 * 12/18? Give as simplified fraction.
10/57
Multiply numerators: 5*12=60. Denominators: 19*18=342. Simplify by gcd 6 to get 10/57.
fraction_operations
291
geometry
easy
Find the perimeter of a rectangle with length 33 and width 62.
190
Perimeter = 2*(length+width) = 2*(33+62) = 2*95 = 190.
rectangle_perim
292
exponents
easy
What is 7^2?
49
7^2 means multiply 7 by itself 2 times: 7*7 = 49.
exponents
293
word_problems
easy
If you have 14 books and you buy 10 more books, how many books do you have in total?
24
Add initial 14 plus bought 10: 14+10=24.
addition_word
294
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
295
number_theory
medium
What is the GCD (greatest common divisor) of 12 and 51?
3
Find greatest number dividing both 12 and 51. Divisors common, greatest is 3.
gcd
296
geometry
easy
Find the area of a triangle with base 16 and height 59.
472
Area = 0.5*base*height = 0.5*16*59 = 472.
triangle_area
297
number_theory
medium
What is the LCM (least common multiple) of 87 and 96?
2784
LCM = |87*96| / GCD(87,96). GCD=3, so LCM=8352/3=2784.
lcm
298
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
299
arithmetic
easy
What is 10560 / 88?
120
Divide: 10560 ÷ 88 = 120 because 88*120=10560.
division
300
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