2024 Christmas Term - Math Quiz

Which of the following is a prime number?

• 9

• 13

• 15

• 21

Which of the following numbers is composite?

• 31

• 41

• 39

• 49

Which of the following is a prime number?

• 51

• 97

• 63

• 99

Which of the following is a composite number?

• 3

• 23

• 11

• 64

Which of the following is a multiple of 6?

• 10

• 12

• 15

• 18

Which of the following is a factor of 36?

• 7

• 12

• 15

• 19

Which of the following is a multiple of 8?

• 40

• 32

• 24

• 18

Which of the following is a common factor of 12 and 18?

• 4

• 5

• 6

• 7

What is the smallest multiple of 9?

• 9

• 18

• 27

• 36

Which of the following numbers is not a multiple of 5?

• 20

• 25

• 35

• 42