1. All of these numbers are multiples of both 2 and 3 except one. Which of it?
a.6
b. 9
c. 12
d. 30
2. What is the sum of the first 5 multiples of 4?
a. 40
b. 44
c. 60
d. 50
3.The given numbers are composite except one, which is not?
a. 4
b. 6
c. 24
d. 11
4. What are the factors of 10?
a. 1 and 5
b. 1 and 10
c. 2 and 5
d. 1, 2,5 and 10
5. The given numbers are prime numbers except one, which is not?
a. 5
b. 11
c. 10
d. 13
6. Which group of numbers are composite?
a. 1,3,6,9
b. 6,9,7,10
c. 1,3,5,11
d. 22,24,36,40
7. Which set of numbers are prime?
a. 1,3,5,9
b. 11,13,17,23
c. 1,3,5,10
d. 10,20,30
8. Which of the following is a factor of any number?
a. 0
b. 2
c. 1
d. 3
9. What are factors of 12?
a. 1,2,3,4,6,12
b. 1,2,3,4,6
c. 1,2,3,6,12
d. 1,2
9. Which is a factor of 6 but not a factor of 9?
a. 0
b. 1
c. 2
d. 3
10. Which is a factor of both 28 and 16?
a. 4
b. 7
c. 8
d. 14
11. Which pair of factors of 24 gives a sum of 11?
a. 1,24
b. 2,12
c. 3,8
d. 4,6
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