Sunday, June 17, 2007

GRE QUESTION ON DEMAND

The average (arithmetic mean)
of |x| and x equals
(A) x if x > 0, and equals 0 if x= 0
(B) -x if x < 0, and equals 0 if x = 0
(C) 0, regardless of the value of x
(D) x, regardless of the value of x
(E) |x|, regardless of the value of x

BY-- RAKESH AGGARWAL from MUMBAI

12 comments: