数据充分性分析DS-RWWZ
出处: TN

Each of the students in a certain class received a single grade of P, F, or I. What percent of the students in the class were females?

(1) Of those who received a P, 40 percent were females.

(2) Of those who received either an F or I, 80 percent were males.
  • AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient.

  • BStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

  • CBOTH statement TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

  • DEACH statement ALONE is sufficient.

  • EStatements (1) and (2) TOGETHER are NOT sufficient.

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正确答案:E
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