is zero an even integer?

broy · Guest

If x is the average of 5 consecutive even integers, which of the following must be true?
I. x is an even integer
II. x is a non zero integer
III. x is a multiple of 5

a) I only
b) III only
c) I and II only
d) I and III only
e) I, II, and III

OA is A. How?

jrbrown2 · Posted: Fri Jul 13, 2007 7:14 pm Post subject:

According to the GMAC ,zero falls into the realm of even.
So if you try -4,-2,0,2,4 The average would be zero and (II) would not be true.

(III) is not true because the average of 2,4,6,8,10 is 6 which is not divisible by 5
(I) is true

broy · Guest

Thanks a lot, man! Appreciate it.