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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. =2^3
59 -049
16
8
208

2. =5*5
63
Move the decimal to the right on both numbers until there is nothing to the right of the decimal
195
25

3. =6^6
20
5
6
46 -656

4. Equation for a line?
64
216
y=mx+b where b is the y-intercept (the point which crosses the y-axis) m is the slope of the line - and x & y are the coordinates of some point on that line
9

5. SQRT 16
3
77
4
288

6. =6*7
42
32
Itself
100

7. =6^2
x:x^(1/3):2x
100 -000
36
204

8. Does x^2 + x^3 = x^5?
NO
Add their exponents (6^2 *6^3 = 6^5)
72
64

9. =3*4
1 -000
256
12
NO

10. =8^3
512
78
252
60

11. =10^5
Number of outcomes you want/total number of possible outcomes
1 -000
100 -000
256

12. =3^2
9
36
81
304

13. =9*18
343
340
162
95

14. =7*18
80
143
36
126

15. =4^3
5
(b*h)/2
323
64

16. =11*19
252
160
Odd
209

17. SQRT 100
11
10
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

18. =7*7
8
49
48
1 -000 -000 -000

19. =7*8
100 -000
NO
56
3

20. =1^3
16
30
243
1

21. SQRT 3
187
1.732050808
65
64

22. =7*20
125
140
The direction of the inequality symbol changes
3:4:5 -- 5:12:13 -- 7:24:25

23. =9*9
7
209
240
81

24. =15*19
64
285
3
32

25. =9*14
126
288
165
75

26. Dividing Fractions
1 -024
Invert (reciprocal) the second fraction and multiply
Multiply the # of choices for each of the spots--but the number of choices keeps getting smaller
169

27. =3^3
78
Multiply the # of choices for each of the spots--but the number of choices keeps getting smaller
One (1)
27

28. =7*12
84
60
304
Rate * Time = Distance (Hint: Draw a chart)

29. =9^4
42
192
160
6 -561

30. =5*15
625
27
It gets smaller
75

31. Probability that A or B will happen?
A+B (Add both probabilities)
One (1)
99
304

32. =17*20
Multiply the # of choices for each of the spots
340
100
7

33. SQRT 2 -401
6
225
49
Base * Height

34. =8*15
120
91
24
90

35. =6*12
75
35
30
72

36. =16*19
Add or subtract the numbers on top and keep the same denominator
304
NO
0 (any fraction with 0 on top is 0)

37. =3*3
2 -401
36
Invert (reciprocal) the second fraction and multiply
9

38. =4*14
323
48
If the sum of its can be divided evenly by 3 (216 - is because 2+1+6 is divisible by 3)
56

39. =19*19
100
361
64
54

40. =7*9
285
25
1.732050808
63

41. =9^3
143
196
729
7

42. SQRT 9
3
180
323
If the sum of its can be divided evenly by 3 (216 - is because 2+1+6 is divisible by 3)

43. =2^2
260
4
3:4:5 -- 5:12:13 -- 7:24:25
1 -296

44. When is a number divisible by 6?
2pr
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)
243
7 -776

45. =8^1
64
1 -000
209
8

46. =18*18
324
625
It gets smaller
8

47. =6*14
2 -401
84
343
Even

48. =7^4
y=mx+b where b is the y-intercept (the point which crosses the y-axis) m is the slope of the line - and x & y are the coordinates of some point on that line
2 -401
64
285

49. Exponents - Raising a power to a power
Multiply the exponents (4^3)^2 = 4^(3*2) = 4^6
25
285
100

50. 0/1 =
0 (any fraction with 0 on top is 0)
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)
If the sum of its can be divided evenly by 3 (216 - is because 2+1+6 is divisible by 3)
300