Question

Test the divisibility of each of the following numers by 5:
(i) 95
(ii) 470
(iii) 1056
(iv) 2735
(v) 55053
(vi) 35790
(vii) 98765
(viii) 42658
(ix) 77990

Answer 1

A given number is divisible by 5 only when its unit digit is 0 or 5.

(i) 95
The number 95 has '5' at its unit's place so, it is divisible by 5.

(ii) 470
The number 470 has '0' at its unit's place so, it is divisible by 5.

(iii) 1056
The number 1056 has '6' at its unit's place so, it is not divisible by 5.

(iv) 2735
The number 2735 has '5' at its unit's place so, it is divisible by 5.

(v) 55053
The number 55053 has '3' at its unit's place so, it is not divisible by 5.

(vi) 35790
The number 35790 has '0' at its unit's place so, it is divisible by 5.

(vii) 98765
The number 98765 has '5' at its unit's place so, it is divisible by 5.

(viii) 42658
The number 42658 has '8' at its unit's place so, it is not divisible by 5.

(ix) 77990
The number 77990 has '0' at its unit's place so, it is divisible by 5.