Question

A. By 3:
i. 45,921
ii. 33,049​

Answer 1

Answer:

1.

divisibility rule of 3

sum of all number 4 + 5 + 9 + 2 + 1 =21and 21 is divisible by 3 so the number 45,921 is divisible by 3

2.

divisibility rule of 3

sum of all number 3 + 3 +0+4+9=19 and 19 is not divisible by 3 so the number is not divisible by 3