Wednesday, May 16, 2007

ALGEBRA QUESTION OF THE DAY

Let a, b, and c be three integers, and let a be a perfect square. If a/b = b/c, then which one of the
following statements must be true?
(A) c must be an even number
(B) c must be an odd number
(C) c must be a perfect square
(D) c must not be a perfect square
(E) c must be a prime number