3
4
8
2
1
3
8
8
6. Let U= {1,2,3,4,5),A= {2,4), and B= {1,5}.then, what is the cardinality of A'U B'?
A. 1
B. 2
C.4
D.5
7. In a class of 50 students 38 use laptop computers and 20 use desktop computers. How many use both the
laptop and desktop computers?
A) 8
B. 10
C. 20
D. 38
8. When the sum of 2 and 6 is multiplied to 6 the result is
A. 40
B. 41
C. 45
D. 48
9. Add +13 + ?
A. 2
B. 2
2
C. 21
D. 2
10. What is the result if you subtract 1 from 5* ?
A. 4
C.71
11. What is the approximated value of 20 to the nearest hundredths?
A. 4.21
B. 4.38
C. 4.47
D.5.15
12. Which of the following is a natural number?
A.-3
B.
C. 1.2
D. 1
13. Solve the product of 49,000,000 and 79,000,000?
A 3.871 x 1015 B. 3.871 x 10
C. 387.1 x 1015 D. 38.71 x 10-15
14. Which part of the expression 4 - (-8) + (-7)(-3): 2 should be evaluated first?
A. 4- (-8)
B. - 8+(-7)
C. (-7)(-3)
D. (-3) - 2
1
12
D.-53
4
-15
-
-
15
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