GMAT Data Sufficiency
In the xy-plane above, is angle QPR a right angle?
(1) Points P and Q have the same x-coordinate.
(2) Points P and R have the same y-coordinate.
- A Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
- B Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
- C BOTH statement TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
- D EACH statement ALONE is sufficient.
- E Statements (1) and (2) TOGETHER are NOT sufficient.
Correct Answer: C