Question

Question 199

Using divisibility test, determine which of the following numbers are divisible by 4?

(a) 4096

(b) 21084

(c) 31795012

Answer 1

We know that, the number is divisible by 4, if its last two digits or digits at ten's and one's place are divisible by 4.

(a) We have, 4096

4096 is divisible by 4. Since, its last two digits i.e. 96 is divisible by 4.

(b) We have, 21084

21084 is divisible by 4. Since, its last two digits i.e. 84 is divisible by 4.

(c) We have, 31795012

31795012 is divisible by 4. Since, its last two digits i.e. 12 is divisible by 4.