5600 is divisible by 9 if you divide 5600 by 9 and the quotient is an integer.

The easiest way to determine if 5600 is divisible by 9 is to calculate the sum of the digits in 5600.

If the sum of the digits is divisible by 9, then 5600 is divisible by 9.

Answer:

a. 5600

Step-by-step explanation:

5600/9 = 622.222

9018/9=1002

1323/9=146

4158/9=462