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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. Another way to write cube root 5
225
5^(1/3)
323
Even

2. =8*9
30
72
4 -096
90

3. =9*14
It gets smaller
Arrainge #s from least to greatest and take the middle number or the average of the two middle #s
126
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)

4. Area of a parallelogram?
3
Base * Height
84
70

5. Combinations: single source - order doesn't matter
20
27
Start with the number of permutations - that is the numerator(top). The Denominator is the number of combinations (eg 432*1)
Permutations ask for 'arraingements' Combinations ask for 'Groups'

6. =3*6
Even
It gets smaller
18
Rate * Time = Distance (Hint: Draw a chart)

7. =14*18
252
2
729
42

8. Distance Formula?
42
1 -000
Rate * Time = Distance (Hint: Draw a chart)
If the sum of its can be divided evenly by 3 (216 - is because 2+1+6 is divisible by 3)

9. =11*20
220
88
Multiply the exponents (4^3)^2 = 4^(3*2) = 4^6
80

10. SQRT 4
2
Even
The reciprocal of the same number to the positive power (y). (eg 3^-2 = 1/(3^2) = 1/9)
Number of outcomes you want/total number of possible outcomes

11. =4*15
81
57
Multiply the numerators and put the product over the product of the denominators
60

12. =15*20
48
The direction of the inequality symbol changes
300
Arrainge #s from least to greatest and take the middle number or the average of the two middle #s

13. SQRT 625
45
13
25
68

14. =5^5
10
3 -125
7
96

15. =8*10
42
10 -000
304
80

16. =11*14
20
(x-y)^2
27
154

17. =9*16
144
10
7 -776
216

18. =12*20
400
64
240
256

19. how do you find the range of a set of numbers?
208
Multiply the # of choices for each of the spots--but the number of choices keeps getting smaller
Subtract the smallest number from the greatest number
108

20. =12*19
228
100
234
306

21. =6*7
42
49
54
15

22. =8^4
51
10 -000 -000 -000
4 -096
If the sum of its can be divided evenly by 3 (216 - is because 2+1+6 is divisible by 3)

23. =12*18
60
260
216
16

24. =3*11
84
33
81
30

25. =11*15
9
91
64
165

26. =15*17
102
8
255
306

27. =6*17
168
10 -000 -000
76
102

28. =13*13
6
Multiply the # of choices for each of the spots--but the number of choices keeps getting smaller
2
169

29. SQRT 1 -024
153
143
112
32

30. SQRT 169
224
95
100 -000 -000
13

31. 125^(1/3)
54
33
25
5

32. =9*11
99
8
128
192

33. =3*4
39
95
360
12

34. Any number to the 0 power is?
(x-y)^2
One (1)
Even
1.732050808

35. =8^2
7
64
36
90

36. Does (x^2 + y^2 + z^2)/(x^2 + y^2) = z^2?
100
NO
33
Even

37. SQRT 4 -096
25
36
64
15

38. =14*15
210
13
If the number formed by it's last 2 digits is divisible by 4 (3 -028 is because 28 is divisible by 4)
171

39. =6*11
121
340
66
Side - Side - Side^2

40. =5^2
49
25
1 -000
247

41. =10^9
1 -000 -000 -000
Side - Side - Side^2
7
60

42. =4*14
247
7
Rate * Time = Distance (Hint: Draw a chart)
56

43. =4^3
132
64
75
Even

44. =13*15
171
195
512
35

45. =12*12
45
144
80
114

46. Does x^2 + x^3 = x^5?
204
1
NO
84

47. SQRT 121
120
A+B (Add both probabilities)
11
32

48. =13*18
154
234
96
256

49. =15*15
Multiply the exponents (4^3)^2 = 4^(3*2) = 4^6
60
10
225

50. =16*19
100 -000
9
Move the decimal to the right on both numbers until there is nothing to the right of the decimal
304