GMAT Data Sufficiency
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Source: GWD
Level: 5
On a given day, 50 people took a test that is designed to measure a candidate's aptitude. Some of the 50 people will take the test in the morning, and the remaining of the 50 people will take the test in the afternoon. What is the average (arithmetic mean) score on the test for the 50 examinees?
(1) The average score for the examinees who take the test in the morning was 68.2.
(2) The average score for the examinees who take the test in the afternoon was 74.3.
- 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.