Question

Check the divisibility of 2146587 by 3. (3 MARKS)

Answer 1

A number is divisible by 3, if the sum of the digits of the number is divisible by 3. (1 Mark)

2 + 1 + 4 + 6 + 5 + 8 + 7 = 33

The sum of the digits of the given number is 33 which is divisible by 3.

Hence the number is divisible by 3. (2 Marks)