Question

Check whether the numbers are divisible by 4:

(i) 23408
(ii) 100246
(iii) 34972
(iv)150126
(v) 58724

Answer 1

(i), (iii), (v).

Explanation:

If a number is divisible by 4 then its last 2 digits are divisible by 4.

For example 23408 is because 08 is divisible by 4.

Answer 2

Explanation:

a no. is divisible by 4 if the last two digits are a mutiple of 4

1. is divisble because of 08
2. is not divisible because of 46
3. is divisible 72
4. not divisible 26
5. divisible 24

Just divide the last two no. by 4 to find the divisibility