Question

If the sum of a number's digits is divisible by three, and the sum of that sum's digits is also divisible by 3, then the number must be divisible by

Answer 1

Answer:

A. 3 and 9

Step-by-step explanation:

because 3 can be divisible by 9 so it will be 3and 9 both

Answer 2

answer is D because if 3 is divisible by sum of a number's digit and the sum of that sum's digit