Jamboree Question of the Day - Day 29, Jan 22nd 2011

Does x + y = 0?

a) xy<0

b) x2 = y2

A. Statement (a) ALONE is sufficient, but statement (b) alone is not sufficient.

B. Statement (b) ALONE is sufficient, but statement (a) alone is not sufficient.

C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

D. EACH statement ALONE is sufficient.

E. Statements (1) and (2) TOGETHER are NOT sufficient.

Solution (Posted on Jan 23rd): C