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
2,201
arithmetic
easy
What is 16 * 18?
288
Multiply: 16 * 18 = 288.
basic_operations
2,202
geometry
easy
Find the circumference of a circle with radius 14. Use pi=3.14159, round to 2 decimals.
87.96
Circumference = 2*pi*r = 2*3.14159*14 = 87.96.
circle_circum
2,203
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
2,204
roots
easy
What is the square root of 1681?
41
Find number that when squared gives 1681. 41*41=1681, so sqrt(1681)=41.
square_roots
2,205
geometry
easy
Find the circumference of a circle with radius 18. Use pi=3.14159, round to 2 decimals.
113.1
Circumference = 2*pi*r = 2*3.14159*18 = 113.1.
circle_circum
2,206
percentages
easy
What is 85% of 330?
280.5
Calculate 85/100 * 330 = 0.85*330 = 280.5.
percentages
2,207
roots
easy
What is the square root of 196?
14
Find number that when squared gives 196. 14*14=196, so sqrt(196)=14.
square_roots
2,208
word_problems
easy
If you have 81 apples and you buy 22 more apples, how many apples do you have in total?
103
Add initial 81 plus bought 22: 81+22=103.
addition_word
2,209
algebra
easy
Solve for x: 1x + 27 = 37
10
Subtract 27 from both sides: 1x = 37-27=10. Then divide by 1: x = 10/1 = 10.
linear_equation
2,210
arithmetic
easy
What is 924 + 10?
934
Add the two numbers: 924 + 10 = 934.
basic_operations
2,211
statistics
easy
What is the mean (average) of 69, 11, 84, 84?
62
Mean = sum/count. Sum = 69+11+84+84=248. Count=4. Mean=248/4=62.0.
mean
2,212
arithmetic
easy
What is 552 - 32?
520
Subtract: 552 - 32 = 520.
basic_operations
2,213
number_theory
medium
What is the LCM (least common multiple) of 49 and 77?
539
LCM = |49*77| / GCD(49,77). GCD=7, so LCM=3773/7=539.
lcm
2,214
calculus
medium
What is the derivative of 1x^3 with respect to x?
3x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [1x^3] = 1*3*x^2 = 3x^2.
derivative
2,215
arithmetic
easy
What is 11590 / 61?
190
Divide: 11590 ÷ 61 = 190 because 61*190=11590.
division
2,216
word_problems
easy
If you have 6 apples and you buy 15 more apples, how many apples do you have in total?
21
Add initial 6 plus bought 15: 6+15=21.
addition_word
2,217
geometry
easy
Find the area of a circle with radius 13. Use pi=3.14159, round to 2 decimals.
530.93
Area = pi*r^2 = 3.14159*13^2 = 3.14159*169 = 530.93.
circle_area
2,218
arithmetic
easy
What is 836 - 629?
207
Subtract: 836 - 629 = 207.
basic_operations
2,219
percentages
easy
What is 30% of 506?
151.8
Calculate 30/100 * 506 = 0.3*506 = 151.8.
percentages
2,220
number_theory
medium
What is the LCM (least common multiple) of 5 and 36?
180
LCM = |5*36| / GCD(5,36). GCD=1, so LCM=180/1=180.
lcm
2,221
fractions
medium
What is 1/8 - 13/5? Give as simplified fraction.
-99/40
Common denominator 40. Numerator 5-104=-99. So -99/40 simplifies to -99/40.
fraction_operations
2,222
statistics
easy
What is the mean (average) of 71, 25, 85?
60.33
Mean = sum/count. Sum = 71+25+85=181. Count=3. Mean=181/3=60.33.
mean
2,223
algebra
medium
Solve for x: x^2 - 64 = 0
x = -8, 8
Factor: (x - -8)(x - 8) = x^2 -(0)x + -64 = 0. So x = -8 or 8. Check sum = 0, product = -64.
quadratic
2,224
algebra
easy
Solve for x: 3x - 34 = -46
-4
Add 34 to both sides: 3x = -46+34=-12. Then x = -12/3 = -4.
linear_equation
2,225
percentages
easy
What is 67% of 747?
500.49
Calculate 67/100 * 747 = 0.67*747 = 500.49.
percentages
2,226
geometry
easy
Find the perimeter of a rectangle with length 87 and width 3.
180
Perimeter = 2*(length+width) = 2*(87+3) = 2*90 = 180.
rectangle_perim
2,227
geometry
easy
Find the area of a triangle with base 59 and height 1.
29.5
Area = 0.5*base*height = 0.5*59*1 = 29.5.
triangle_area
2,228
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
2,229
arithmetic
easy
What is 962 - 875?
87
Subtract: 962 - 875 = 87.
basic_operations
2,230
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
2,231
arithmetic
easy
What is 23734 divided by 89? Give answer to 2 decimal places.
266.67
Calculate 23734/ 89 = 266.6742, rounded to 2 decimals is 266.67.
division
2,232
number_theory
medium
What is the GCD (greatest common divisor) of 67 and 98?
1
Find greatest number dividing both 67 and 98. Divisors common, greatest is 1.
gcd
2,233
percentages
easy
What is 7% of 285?
19.95
Calculate 7/100 * 285 = 0.07*285 = 19.95.
percentages
2,234
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
2,235
word_problems
easy
If you have 45 candies and you buy 1 more candies, how many candies do you have in total?
46
Add initial 45 plus bought 1: 45+1=46.
addition_word
2,236
fractions
medium
What is 11/4 * 19/2? Give as simplified fraction.
209/8
Multiply numerators: 11*19=209. Denominators: 4*2=8. Simplify by gcd 1 to get 209/8.
fraction_operations
2,237
percentages
easy
What is 89% of 434?
386.26
Calculate 89/100 * 434 = 0.89*434 = 386.26.
percentages
2,238
arithmetic
easy
What is 940 + 256?
1196
Add the two numbers: 940 + 256 = 1196.
basic_operations
2,239
arithmetic
easy
What is 642 + 641?
1283
Add the two numbers: 642 + 641 = 1283.
basic_operations
2,240
arithmetic
easy
What is 817 - 607?
210
Subtract: 817 - 607 = 210.
basic_operations
2,241
percentages
easy
What is 14% of 485?
67.9
Calculate 14/100 * 485 = 0.14*485 = 67.9.
percentages
2,242
percentages
easy
What is 44% of 853?
375.32
Calculate 44/100 * 853 = 0.44*853 = 375.32.
percentages
2,243
arithmetic
easy
What is 842 + 342?
1184
Add the two numbers: 842 + 342 = 1184.
basic_operations
2,244
word_problems
easy
If you have 17 candies and you buy 41 more candies, how many candies do you have in total?
58
Add initial 17 plus bought 41: 17+41=58.
addition_word
2,245
arithmetic
easy
What is 5988 / 12?
499
Divide: 5988 ÷ 12 = 499 because 12*499=5988.
division
2,246
calculus
medium
What is the derivative of 2x^4 with respect to x?
8x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [2x^4] = 2*4*x^3 = 8x^3.
derivative
2,247
algebra
easy
Solve for x: 2x + 6 = -28
-17
Subtract 6 from both sides: 2x = -28-6=-34. Then divide by 2: x = -34/2 = -17.
linear_equation
2,248
exponents
easy
What is 11^5?
161051
11^5 means multiply 11 by itself 5 times: 11*11*11*11*11 = 161051.
exponents
2,249
arithmetic
easy
What is 7 * 38?
266
Multiply: 7 * 38 = 266.
basic_operations
2,250
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
2,251
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
2,252
arithmetic
easy
What is 465 - 394?
71
Subtract: 465 - 394 = 71.
basic_operations
2,253
arithmetic
easy
What is 15030 / 45?
334
Divide: 15030 ÷ 45 = 334 because 45*334=15030.
division
2,254
word_problems
easy
If you have 71 pencils and you buy 22 more pencils, how many pencils do you have in total?
93
Add initial 71 plus bought 22: 71+22=93.
addition_word
2,255
fractions
medium
What is 4/5 * 1/4? Give as simplified fraction.
1/5
Multiply numerators: 4*1=4. Denominators: 5*4=20. Simplify by gcd 4 to get 1/5.
fraction_operations
2,256
fractions
medium
What is 19/6 - 17/10? Give as simplified fraction.
22/15
Common denominator 60. Numerator 190-102=88. So 88/60 simplifies to 22/15.
fraction_operations
2,257
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
2,258
word_problems
easy
If you have 28 books and you buy 16 more books, how many books do you have in total?
44
Add initial 28 plus bought 16: 28+16=44.
addition_word
2,259
arithmetic
easy
What is 56 * 66?
3696
Multiply: 56 * 66 = 3696.
basic_operations
2,260
number_theory
medium
What is the GCD (greatest common divisor) of 40 and 75?
5
Find greatest number dividing both 40 and 75. Divisors common, greatest is 5.
gcd
2,261
algebra
easy
Solve for x: 16x - 11 = 277
18
Add 11 to both sides: 16x = 277+11=288. Then x = 288/16 = 18.
linear_equation
2,262
roots
easy
What is the square root of 361?
19
Find number that when squared gives 361. 19*19=361, so sqrt(361)=19.
square_roots
2,263
number_theory
medium
What is the GCD (greatest common divisor) of 2 and 67?
1
Find greatest number dividing both 2 and 67. Divisors common, greatest is 1.
gcd
2,264
arithmetic
easy
What is 244 + 520?
764
Add the two numbers: 244 + 520 = 764.
basic_operations
2,265
fractions
medium
What is 7/8 + 3/12? Give as simplified fraction.
9/8
Common denominator 8*12=96. 7/8=84/96, 3/12=24/96. Sum = 108/96 = 9/8 simplified.
fraction_operations
2,266
statistics
easy
What is the mean (average) of 89, 60, 77, 89, 43?
71.6
Mean = sum/count. Sum = 89+60+77+89+43=358. Count=5. Mean=358/5=71.6.
mean
2,267
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
2,268
exponents
easy
What is 8^4?
4096
8^4 means multiply 8 by itself 4 times: 8*8*8*8 = 4096.
exponents
2,269
algebra
medium
Solve for x: x^2 + 3x - 28 = 0
x = -7, 4
Factor: (x - -7)(x - 4) = x^2 -(-3)x + -28 = 0. So x = -7 or 4. Check sum = -3, product = -28.
quadratic
2,270
arithmetic
easy
What is 29 + 89 * 1? Remember order of operations.
118
Order of operations (PEMDAS): first 89*1=89, then 29+89=118.
basic_operations
2,271
fractions
medium
What is 8/17 + 11/14? Give as simplified fraction.
299/238
Common denominator 17*14=238. 8/17=112/238, 11/14=187/238. Sum = 299/238 = 299/238 simplified.
fraction_operations
2,272
calculus
medium
What is the derivative of 1x^3 with respect to x?
3x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [1x^3] = 1*3*x^2 = 3x^2.
derivative
2,273
number_theory
medium
What is the LCM (least common multiple) of 2 and 10?
10
LCM = |2*10| / GCD(2,10). GCD=2, so LCM=20/2=10.
lcm
2,274
arithmetic
easy
What is 569 - 118?
451
Subtract: 569 - 118 = 451.
basic_operations
2,275
number_theory
medium
What is the GCD (greatest common divisor) of 6 and 4?
2
Find greatest number dividing both 6 and 4. Divisors common, greatest is 2.
gcd
2,276
fractions
medium
What is 10/7 * 8/10? Give as simplified fraction.
8/7
Multiply numerators: 10*8=80. Denominators: 7*10=70. Simplify by gcd 10 to get 8/7.
fraction_operations
2,277
algebra
medium
Solve for x: x^2 - 7x = 0
x = 0, 7
Factor: (x - 0)(x - 7) = x^2 -(7)x + 0 = 0. So x = 0 or 7. Check sum = 7, product = 0.
quadratic
2,278
percentages
easy
What is 23% of 201?
46.23
Calculate 23/100 * 201 = 0.23*201 = 46.23.
percentages
2,279
arithmetic
easy
What is 181 + 864 * 34? Remember order of operations.
29557
Order of operations (PEMDAS): first 864*34=29376, then 181+29376=29557.
basic_operations
2,280
algebra
easy
Solve for x: 13x + 33 = -136
-13
Subtract 33 from both sides: 13x = -136-33=-169. Then divide by 13: x = -169/13 = -13.
linear_equation
2,281
roots
easy
What is the square root of 196?
14
Find number that when squared gives 196. 14*14=196, so sqrt(196)=14.
square_roots
2,282
exponents
easy
What is 9^3?
729
9^3 means multiply 9 by itself 3 times: 9*9*9 = 729.
exponents
2,283
number_theory
medium
What is the GCD (greatest common divisor) of 48 and 85?
1
Find greatest number dividing both 48 and 85. Divisors common, greatest is 1.
gcd
2,284
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
2,285
arithmetic
easy
What is 122 + 148 * 17? Remember order of operations.
2638
Order of operations (PEMDAS): first 148*17=2516, then 122+2516=2638.
basic_operations
2,286
calculus
medium
What is the derivative of 6x^7 with respect to x?
42x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [6x^7] = 6*7*x^6 = 42x^6.
derivative
2,287
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
2,288
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
2,289
percentages
easy
What is 6% of 782?
46.92
Calculate 6/100 * 782 = 0.06*782 = 46.92.
percentages
2,290
fractions
medium
What is 18/11 + 5/12? Give as simplified fraction.
271/132
Common denominator 11*12=132. 18/11=216/132, 5/12=55/132. Sum = 271/132 = 271/132 simplified.
fraction_operations
2,291
arithmetic
easy
What is 645 + 815?
1460
Add the two numbers: 645 + 815 = 1460.
basic_operations
2,292
statistics
easy
What is the mean (average) of 94, 11, 61?
55.33
Mean = sum/count. Sum = 94+11+61=166. Count=3. Mean=166/3=55.33.
mean
2,293
arithmetic
easy
What is 97 * 66?
6402
Multiply: 97 * 66 = 6402.
basic_operations
2,294
word_problems
easy
If you have 27 dollars and you buy 21 more dollars, how many dollars do you have in total?
48
Add initial 27 plus bought 21: 27+21=48.
addition_word
2,295
statistics
easy
What is the mean (average) of 64, 61, 35, 75, 52?
57.4
Mean = sum/count. Sum = 64+61+35+75+52=287. Count=5. Mean=287/5=57.4.
mean
2,296
arithmetic
easy
What is 225 - 213?
12
Subtract: 225 - 213 = 12.
basic_operations
2,297
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
2,298
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
2,299
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
2,300
arithmetic
easy
What is 770 - 138?
632
Subtract: 770 - 138 = 632.
basic_operations