Test your basic knowledge |

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. Any number to the first power is?
30
156
Itself
Base * Height

2. =3^1
119
343
36
3

3. =11^2
300
120
9
121

4. =17*18
100 -000
306
56
400

5. Odds that at least one thing will happen?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

6. =6*9
11
55
54
A+B (Add both probabilities)

7. =13*16
Multiply the # of choices for each of the spots--but the number of choices keeps getting smaller - stop when all the places are taken
208
Pick the # that occurs most frequently
66

8. =8*10
625
80
Odd
70

9. =9*15
135
81
Multiply the # of choices for each of the spots--but the number of choices keeps getting smaller - stop when all the places are taken
10

10. =14*19
343
Pick the # that occurs most frequently
255
266

11. When is a number divisible by 3?
1.414213562
104
If the sum of its can be divided evenly by 3 (216 - is because 2+1+6 is divisible by 3)
54

12. =5*9
45
One (1)
NO
7 -776

13. =13*18
16
234
512
70

14. =12*14
400
16
270
168

15. =5^3
If the sum of its can be divided evenly by 3 (216 - is because 2+1+6 is divisible by 3)
125
120
100

16. =7*10
70
56
It becomes positive
180

17. =20*20
400
1 -000 -000
75
3 -125

18. =15^2
225
81
Multiply the # of choices for each of the spots--but the number of choices keeps getting smaller - stop when all the places are taken
196

19. =2^10
120
91
48
1 -024

20. =6*8
39
Number of outcomes you want/total number of possible outcomes
48
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

21. Does x^2 + x^3 = x^5?
85
4 -096
NO
102

22. How do you find the median of a set of numbers?
Arrainge #s from least to greatest and take the middle number or the average of the two middle #s
285
Combinations don't care about the order of the problems
100

23. =6*19
112
32
729
114

24. =2^7
7
128
20
64

25. When is a number divisible by 4?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

26. =10^4
99
10 -000
25
Multiply the numerators and put the product over the product of the denominators

27. =8*8
42
NO
64
343

28. Dividing Fractions
225
Invert (reciprocal) the second fraction and multiply
289
221

29. =4*20
1 -000 -000 -000
81
80
59 -049

30. =8*17
54
136
4
80

31. =2^9
512
7 -776
64
45

32. =11*15
9
165
60
25

33. =4*12
625
48
81
256

34. =7^1
216
7
Multiply the # of choices for each of the spots--but the number of choices keeps getting smaller
100 -000

35. =6*16
300
96
72
216

36. =14*15
210
Even
195
x:x^(1/3):2x

37. =8*13
10 -000 -000
Multiply the # of choices for each of the spots
7
104

38. Key to percent increase/decrease
Amount of increase/original amount = x/100 (Then cross multiply to find x)
Start with the number of permutations - that is the numerator(top). The Denominator is the number of combinations (eg 432*1)
140
1 -000

39. SQRT 169
4
60
240
13

40. =6*15
90
Even
133
81

41. =9*17
153
289
32
320

42. =6*12
216
80
72
1 -000

43. =4^2
361
16
27
Pick the # that occurs most frequently

44. Adding or subtracting fractions with different denominators
8
15
Multiply both fractions to get a common denominator add or subtract as usual
20

45. =5*12
512
729
18
60

46. =17*19
59 -049
55
323
3

47. =3^4
NO
81
176
1.732050808

48. =11*17
225
7
Line up the decimal points and proceed as usual
187

49. =9*13
1.414213562
65
35
117

50. =1^3
1
143
64
304