1.

Consider the set S ={2, 3, 4, ...., 2n l}, where n is a positive integer larger than 2007. Define X as the average of the odd integers in S and Y as the average of the even integers in S. What is the value ofX – Y ?

A. 0
B. 1
C. (1/2)n
D. (n+1)/2n
Answer» B. 1


Discussion

No Comment Found