1. Number and patterns quiz
FACTORS MULTIPLES PRIMES
INDICES PRODUCT OF PRIMEs
FACTORS LCM HCF

2. 1. Which number is a multiple of 3 and a factor of 24
A) 15 B) 9 C) 12 D) 18

3. 2. Numbers that have only 2 factors are called:
A) multiples B) prime C) factors D) index numbers

4. 3. 2,4,6,8… are examples of ________ of 2
A) multiples B) prime C) factors D) index numbers

5. 4. 1,2,5,10… are examples of ________ of 10
A) multiples B) prime C) factors D) index numbers

6. 5. Name a common multiple of 8 and 9
A) 18 B) 40 C) 24 D) 72

7. 6. What is the hcf of 24 and 36
A) 39 B) 24 C) 12 D) 5

8. 7. Write down: the factors of 8!
1,2,4,8

9. 8. Write down: the multiples of 8 between 10 and 30
16,24

10. 9. Write down: the prime numbers between 10 and 20!
11,13,17,19

11. 10. Write down: the number 2 x 2 X 2 X 2 IN INDEX FORM!24

12. 11. Write down: the PRODUCT OF 11 AND 222

13. 12. Write down the hcf of 15 and 25!

14. 13. Write down the lcm of 12 and 824

15. 14. 36, 53 and 72 are multiples of 9
TRUE
FALSE

16. 15. 12 is a common factor of 20 and 36
TRUE
FALSE

17. 16. The value of 33 is 9
TRUE
FALSE
3 x 3 x 3 = 27

18. 17. The prime factors of 99 are 9 and 11
TRUE
FALSE
9 is not prime

19. 18. Express 32 as a product of prime factors in index form
2 x 2 x 2 x 2 x 2 = 25

20. is a prime number
TRUE
FALSE

21. Square, Triangular or Rectangular?
1, 3, 6, 10, 15
36, 64, 81
1, 4, 9, 16 12 27
Triangular
Square
Square
Rectangular
Rectangular