GMAT Data Sufficiency

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Source: OG11th

Level: 3

What amount did Jean earn from the commission on her sales in the first half of 1988 ?

(1)In 1988 Jean's commission was 5 percent of the total amount of her sales.

(2)The amount of Jean's sales in the second half of 1988 averaged $10,000 per month more than in the first half.

  • 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.

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