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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. =10^1
100
10
2
Multiply the # of choices for each of the spots

2. =14*19
Multiply both fractions to get a common denominator add or subtract as usual
266
210
36

3. =10^7
39
10 -000 -000
100 -000
59 -049

4. =3*3
32
224
36
9

5. Right Isosceles triangle (lengths)?
340
44
64
Side - Side - Side^2

6. SQRT 625
25
64
81
135

7. =16*19
120
49
70
304

8. =3^2
9
Even
If the number formed by it's last 2 digits is divisible by 4 (3 -028 is because 28 is divisible by 4)
49

9. When is a number divisible by 4?

10. =8*8
112
10
342
64

11. =10^10
5
10 -000 -000
Multiply the exponents (4^3)^2 = 4^(3*2) = 4^6
10 -000 -000 -000

12. =7*10
132
70
60
Undefined

13. =2^8
27
256
25
9

14. =4*11
13
44
Start with the number of permutations - that is the numerator(top). The Denominator is the number of combinations (eg 432*1)
5

15. SQRT 121
11
234
27
20

16. =10^6
162
1 -000 -000
1 -296
256

17. =6*11
66
136
168
225

18. =18*20
121
12
104
360

19. =6*6
36
154
81
Undefined

20. =3^3
256
68
27
285

21. =9*18
64
45
162
400

22. =7*8
154
7 -776
Difference in the y-coordinates over the difference in the x coodinates
56

23. =3^6
729
76
60
45

24. =3*16
1.732050808
48
Even
Move the decimal to the right on both numbers until there is nothing to the right of the decimal

25. =8*9
72
42
Line up the decimal points and proceed as usual
65

26. =4*13
266
52
64
27

27. =4*9
0 (any fraction with 0 on top is 0)
176
169
36

28. 0/1 =
46 -656
0 (any fraction with 0 on top is 0)
Arrainge #s from least to greatest and take the middle number or the average of the two middle #s
80

29. =8*19
152
32
Move the decimal to the right on both numbers until there is nothing to the right of the decimal
114

30. SQRT 100
Arrainge #s from least to greatest and take the middle number or the average of the two middle #s
10
NO
NO

31. =11*11
56
Will = 1 - Won't
Difference in the y-coordinates over the difference in the x coodinates
121

32. SQRT 1 -296
7
Subtract the smallest number from the greatest number
4
36

33. 64^(1/3)
42
48
247
4

34. =14*14
5
30
196
If the number formed by it's last 2 digits is divisible by 4 (3 -028 is because 28 is divisible by 4)

35. =11*14
154
x:x^(1/3):2x
Even
Base * Height

36. =3*17
80
90
15
51

37. =12*13
204
121
255
156

38. =13*13
169
49
8
85

39. =5^5
40
45
3 -125
285

40. Area of a circle?
49
59 -049
70
Pr^2

41. =3*19
4 -096
57
24
182

42. =14*18
105
45
7
252

43. =7*13
Multiply the numerators and put the product over the product of the denominators
91
102
225

44. =7^1
27
77
187
7

45. SQRT 1 -024
NO
27
32
PEMDAS (parenthesis - Exponents - Multiplication - Division - Addition - Subtraction)

46. =11*20
90
24
108
220

47. =7*15
105
55
32
7

48. =11^2
Number of outcomes you want/total number of possible outcomes
126
121
100

49. =4*5
729
Number of outcomes you want/total number of possible outcomes
20
Multiply the # of choices for each of the spots--but the number of choices keeps getting smaller

50. =18*19
342
289
x:x^(1/3):2x
48