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GMAT Math Memorization

Subjects : gmat, math

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. =8*20
3 -125
160
(b*h)/2
20

2. =8*16
84
50
128
3

3. =8*9
Side - Side - Side^2
20
72
Multiply the numerators and put the product over the product of the denominators

4. =11*19
209
80
Add their exponents (6^2 *6^3 = 6^5)
32

5. =7*16
7
Multiply the # of choices for each of the spots--but the number of choices keeps getting smaller
112
140

6. =10^8
15
100 -000 -000
1 -000
Undefined

7. =6^6
209
625
46 -656
13

8. even x odd =
Even
36
256
225

9. If you raise a positive fraction that is less than 1 to a power - what happens to the fraction?
2 -401
It gets smaller
Difference in the y-coordinates over the difference in the x coodinates
243

10. =13*13
340
12
169
11

11. SQRT 9
50
280
3
36

12. =14*19
133
162
49
266

13. =5^3
125
36
143
108

14. =3*6
85
18
16
1 -024

15. Area of a parallelogram?
Base * Height
196
35
63

16. how do you find the range of a set of numbers?
27
Multiply both fractions to get a common denominator add or subtract as usual
Subtract the smallest number from the greatest number
260

17. =8^2
40
1 -000 -000
64
48

18. =20*20
x:x^(1/3):2x
512
400
Difference in the y-coordinates over the difference in the x coodinates

19. Factor x^2-2xy+y^2
One (1)
360
(x-y)^2
Even

20. =2^4
140
36
8
16

21. =6*13
171
77
78
169

22. SQRT 256
16
80
195
252

23. =17*17
Even
512
32
289

24. odd + odd =
Even
NO
1.732050808
(x-y)^2

25. =9*11
99
46 -656
8
152

26. =7*15
24
105
90
45

27. =12*19
3
63
228
162

28. =3*18
165
54
65
Move the decimal to the right on both numbers until there is nothing to the right of the decimal

29. When is a number divisible by 3?
If the sum of its can be divided evenly by 3 (216 - is because 2+1+6 is divisible by 3)
1 -000
625
1 -296

30. =2^10
1 -024
33
50
225

31. =7*19
72
8
133
729

32. =5*6
30
44
70
48

33. =4*18
98
72
126
140

34. =13*18
260
234
8
108

35. =6^5
100
169
Multiply the # of choices for each of the spots--but the number of choices keeps getting smaller - stop when all the places are taken
7 -776

36. =13*19
108
247
If the sum of its can be divided evenly by 3 (216 - is because 2+1+6 is divisible by 3)
243

37. =7*20
140
153
512
154

38. =6*12
228
120
121
72

39. Circumference of a circle?
2pr
165
Ignor decimal points and multiply the two numbers - then count the digits to the right of the decimal points in the original numbers and place the decimal so there are the same number of digits to the right of the decimal
5

40. When is a number divisible by 6?
1.732050808
180
10
If it is divisible by both 2 and 3 (318 is because it is even and the sum of 3+1+8 is divisible by 3)

41. =7*10
729
7
59 -049
70

42. =3^6
729
285
380
Subtract the smallest number from the greatest number

43. =7*18
192
9
288
126

44. =4*6
77
729
24
180

45. =8^3
512
8
Multiply the exponents (4^3)^2 = 4^(3*2) = 4^6
PEMDAS (parenthesis - Exponents - Multiplication - Division - Addition - Subtraction)

46. =7*14
9
Itself
98
8

47. 0/1 =
108
0 (any fraction with 0 on top is 0)
24
If the sum of its can be divided evenly by 3 (216 - is because 2+1+6 is divisible by 3)

48. =4*15
60
400
729
144

49. =9*18
Add or subtract the numbers on top and keep the same denominator
380
162
27

50. =14*17
63
x:x^(1/3):2x
16
238