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Test your basic knowledge |
GMAT Math Memorization
Start Test
Study First
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. =4*9
100
132
36
16
2. SQRT 1 -296
It becomes positive
36
198
132
3. =10^7
3
Even
10 -000 -000
105
4. =16*16
1.732050808
256
Even
75
5. =10^3
10 -000
196
1 -000
24
6. =4*14
100
56
10 -000
625
7. Permutations: single source - order matters
68
144
126
Multiply the # of choices for each of the spots--but the number of choices keeps getting smaller
8. SQRT 25
27
16
50
5
9. SQRT 2 -401
270
49
If the number formed by it's last 2 digits is divisible by 4 (3 -028 is because 28 is divisible by 4)
Even
10. =3*14
5
100 -000
42
8
11. =8^4
4 -096
51
If the sum of its can be divided evenly by 3 (216 - is because 2+1+6 is divisible by 3)
1.414213562
12. If you raise a positive fraction that is less than 1 to a power - what happens to the fraction?
60
3:4:5 -- 5:12:13 -- 7:24:25
Multiply the # of choices for each of the spots--but the number of choices keeps getting smaller
It gets smaller
13. =9^3
729
PEMDAS (parenthesis - Exponents - Multiplication - Division - Addition - Subtraction)
256
15
14. Any number to the negative power (y) is equal to?
The reciprocal of the same number to the positive power (y). (eg 3^-2 = 1/(3^2) = 1/9)
7
196
238
15. SQRT 256
16
3
208
729
16. Order of operations
4
64
PEMDAS (parenthesis - Exponents - Multiplication - Division - Addition - Subtraction)
90
17. Does x^6 - x^2 = x^4?
112
4 -096
NO
220
18. Basic probability formula?
Number of outcomes you want/total number of possible outcomes
4
360
10 -000
19. =6*8
32
18
125
48
20. =3^4
180
266
81
It gets smaller
21. =7*15
65
247
105
85
22. =3*11
33
Odd
11
117
23. =3^1
27
3
195
81
24. SQRT 4 -096
64
65
Add their exponents (6^2 *6^3 = 6^5)
98
25. =2^2
176
3
6
4
26. =9*12
1 -024
108
84
64
27. =4*20
171
9
80
60
28. SQRT 4
2
68
48
52
29. =11*15
64
55
36
165
30. =5^4
11
625
1.732050808
126
31. =16*17
4 -096
198
272
Multiply the # of choices for each of the spots
32. =5*7
35
91
88
Subtract the bottom exponents from the top exponents (3^6 / 3^2 = 3^4)
33. What happens if you multiply or divide both sides of an inequality by a negative number?
The direction of the inequality symbol changes
128
125
64
34. SQRT 1 -000 -000
1 -000
51
42
90
35. =5*19
6
400
42
95
36. =9^4
114
6 -561
81
512
37. =12*19
1 -024
85
1 -000 -000
228
38. =12*14
512
168
64
135
39. =16*19
2pr
90
36
304
40. =3^3
256
57
27
88
41. =13*15
48
18
195
208
42. =4*5
240
If the number formed by it's last 2 digits is divisible by 4 (3 -028 is because 28 is divisible by 4)
512
20
43. =4*12
9
48
221
70
44. =11*11
72
121
20
30
45. =15*18
270
Subtract the bottom exponents from the top exponents (3^6 / 3^2 = 3^4)
9
90
46. 512^(1/3)
3
121
8
243
47. =6^3
228
5
9
216
48. Probability that A or B will happen?
24
6 -561
0 (any fraction with 0 on top is 0)
A+B (Add both probabilities)
49. =6^6
125
400
(x-y)^2
46 -656
50. =2^10
88
36
6 -561
1 -024