Question

Which number supports the given conjecture?

If the sum of the digits of a number is divisible by 9, then the number is also divisible by 9.

A.
19

B.
54

C.
87

D.
109

Answer 1

@redtornado

Answer 2

A. The sum of the digits is 10.
B. The sum of the digits is 9.
C. The sum of the digits is 15.
D. The sum of the digits is 10.

To support the conjecture, you need to find the choice that is divisible by 9.