Question

Sort out even and odd numbers:

(i) 42
(ii) 89
(iii) 144
(iv) 321

Answer 1

A number which is exactly divisible by 2 is called an even number.
Therefore, 42 and 144 are even numbers.

A number which is not exactly divisible by 2 is called an odd number.
Therefore, 89 and 321 are odd numbers.