Question

Test the divisibility of the following number by 3
a)23172
b)2654

Answer 1

Answer:

a is divisible by 3

b is not divisible by 3

Answer 2

Answer:

Step-by-step explanation:

If the sum of the digits of a number is divisible by 3, then the number is divisible by 3.This is the divisibility rule of 3.

a) 2+3+1+7+2 = 15 which is divisible by 3

So, 23172 is also divisible by 3.

b) 2+6+5+4= 17 which is not divisible by 3

So 2654 is also not divisible by 3.

Hope it helps...

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