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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. SQRT 729
Even
320
27
243

2. =3^1
81
3
If the sum of its can be divided evenly by 3 (216 - is because 2+1+6 is divisible by 3)
187

3. =11*14
1.732050808
128
154
243

4. =3^3
If the sum of its can be divided evenly by 3 (216 - is because 2+1+6 is divisible by 3)
2pr
27
20

5. Probability that A and B will both happen?
96
A*B (Multiply both probabilities)
3
91

6. =6*18
57
108
2pr
1.732050808

7. =8*19
187
208
152
126

8. Probability that A or B will happen?
59 -049
1 -024
171
A+B (Add both probabilities)

9. =14*18
8
252
210
90

10. 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)
342
60
320

11. =20^2
88
64
400
7

12. =2^2
160
5
4
2pr

13. =15*19
44
285
306
80

14. =4*20
18
270
80
9

15. =19*19
361
125
48
216

16. =8^2
121
360
9
64

17. =4^3
128
4 -096
A*B (Multiply both probabilities)
64

18. =5*10
216
44
50
144

19. =3*4
8
1.732050808
32
12

20. =12*17
114
33
36
204

21. =3*18
54
30
56
1 -000 -000

22. =3*11
32
33
144
3

23. =10^9
98
Side - Side - Side^2
1 -000 -000 -000
70

24. =8*15
120
35
304
171

25. =9*17
One (1)
42
153
64

26. =4^4
625
256
27
84

27. =16*20
320
10 -000 -000 -000
180
51

28. =7*10
70
195
45
6

29. Odds that something doesn't happen?

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30. =5*7
168
105
81
35

31. =8*8
343
243
64
1 -000

32. =14*15
10 -000 -000 -000
210
Itself
Base * Height

33. If you raise a positive fraction that is less than 1 to a power - what happens to the fraction?
If the number formed by it's last 2 digits is divisible by 4 (3 -028 is because 28 is divisible by 4)
18
27
It gets smaller

34. =5^2
Even
323
114
25

35. SQRT 625
Amount of increase/original amount = x/100 (Then cross multiply to find x)
25
52
Rate * Time = Distance (Hint: Draw a chart)

36. =4*5
If the number formed by it's last 2 digits is divisible by 4 (3 -028 is because 28 is divisible by 4)
36
256
20

37. odd + odd =
128
Even
625
25

38. =4^1
1 -296
78
Even
4

39. =12*16
154
6
192
27

40. SQRT 64
125
8
5
39

41. SQRT 2
7 -776
81
1.414213562
8

42. How do you find the median of a set of numbers?
512
120
10
Arrainge #s from least to greatest and take the middle number or the average of the two middle #s

43. =1^3
1
1.732050808
228
192

44. =8*12
96
81
180
77

45. =6^4
1 -296
5
Number of outcomes you want/total number of possible outcomes
Pick the # that occurs most frequently

46. =6*20
120
96
216
42

47. =9*20
36
180
36
Pick the # that occurs most frequently

48. =12*12
144
Odd
56
68

49. =5*9
45
198
48
2 -401

50. =6*12
90
260
2
72