The values A,B,C, and [(A/B)+C], are all integers which are divisible by 3. Then, which of the following statements must be true:

Question

A is divisible by 9
B is divisible by 9
C is divisible by 9
A and B are both divisible by 9
A,B,and C are all divisible by 9
?????

Answer 1

all the values are divisible by 3

A/B must be divisible by 3
... so A must divisible by 9