If the positive integer y is divisible by 2, 4, and 8, then which of the following must y be divisible by?
I. 8
II. 31
III. 45 Choose one.
A) III only
B) I only
C) I and II only
D) II and III only
E) I, II, and III
Answer = I only   LCM of 2, 4, 8 = 8   Answer = 8   Answer: I only
<result>B</result>
If the positive integer y is divisible by 2, 4, and 8, then which of the following must y be divisible by?
I. 8
II. 31
III. 45