Read each question carefully. Write only the letter of the correct answer before each number.
d. 3
1 It is a number with more than 2 factors.
Prime number
c Composite number
b. Even number
d. Odd number
2 What number is neither prime nor composite?
a. O
b. 1
c.2
3. What is the next composite number after 8?
a 10
59
c.8
07
4. What are the prime numbers from 10 to 20?
a. 11, 12, 14, 15
c. 12, 14, 15, 16
b. 11, 13, 17, 19
d. 15, 16, 18, 20
5. What are the prime numbers between 60 and 69?
a. 63 and 69
b. 61 and 67 c. 60 and 65 d. None of the above
6. Which of the following is an odd composite number?
a. 37
b. 55
c. 71
d. 83
7. Each of the following numbers is composite, EXCEPT_ 30, 31, 32, 33, 34, 35, 36, 37, 38, 39
a. 32 and 39 b. 30 and 34
c. 31 and 37
d. All composite.
& Which choice is a multiple of 3?
a. 35
b. 37
C. 41
d. 51
9. Which choice is a multiple of 10?
a. 40
b.45
c. 51
d. 56
10. Which choice is a multiple of S?
a. 60
5.62
c. 72
d. 82
21 The numbers below are factors of 30, which is not a factor of it?
az
0.3
CS
d. 12
c4
d. 8
12. The following numbers are factors of 56, EXCEPT
a. Z
b.3
13. Which of the following numbers is not a factor of 18?
a 2
b.3
14. Which of these numbers is a factor of 42?
56
15. Which of the numbers below is a factor of 72?
D. 10
0.6
d. 14
c. 12
d. 18
c. 18
d. 19