GMAT Data Sufficiency
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Source: GWD
Level: 0
If r = (x+y)/2 and s = (x-y)/2, what is the value of r + s?
(1) y = 4
(2) x = 6
- 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.