Factors and Multiples

All numbers which are multiples of 2 are called ............. numbers.

• Odd

• Even

• Prime

First five multiples of 7 are

• 21,28,35,42,49

• 7,14,21,28,35

• 7,14,21,28

All numbers which are not multiples of 2 are called......... numbers

5 x 6 = 30 , so, 5 and 6 are ........... of 30.

• Multiples

• Factors

• product

All multiples of 12 between 24 and 72 are ...........

• 24,36,48, 60

• 36,48,60,72

• 36,48,60

Smallest even prime number is ............

• 2

• 0

• 4

Prime number always has only .......... factors.

• three

• two

• one

Prime numbers between 20 and 30 are...........

• 21,23,25,27,29

• 23,29

• 23,25,29

How many composite numbers are there in between 49 and 59?

• 10

• 9

• 8

Which of the following are co-prime number?

• 34 and 35

• 32 and 36

• 39 and 42