Friday, January 26, 2007

"GRE ALGEBRA QUESTION OF THE DAY"

If x and y are positive integers and 1 + x + y + xy = 15, what is the value of x + y?

A. 3
B. 5
C. 6
D. 8
E. 9

5 comments:

Unknown said...

its..c...
x+y+yx=14

comparing with choices...
it make sense of option c
6---can b written as(1,5)(2,4)(3,3)
of these (2,4)..concludes ans

Aniruddha said...

ans is C

Anonymous said...

ans: c

Unknown said...

c

Admin said...

YA ALL OF U R CORRECT
CONGRATS
AND SANDEEP THANKS FOR THE EXPLANATION
CORRECT ANS IS C