If a positive integer n is divisible by both 2 and 3, then n must also be divisible by which of the following?
I. 6
II. 5
III. 18 Choose the correct choice from the following answers:
A) None
B) I only
C) II only
D) I and II
E) II and III
A multiple of 2 and 3 is also a multiple of 6, but not necessarily a multiple of 5 or 18.   The answer is I only.
<result>B</result>
If a positive integer n is divisible by both 2 and 3, then n must also be divisible by which of the following?
I. 6
II. 5
III. 18