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[Data Sufficiency]

试题详情

题目:

Jill has applied for a job with each of two different companies. What is the probability that she will get job offers from both companies?
  1. The probability that she will get a job offer from neither company is 0.3.
  2. The probability that she will get a job offer from exactly one of the two companies is 0.5.

选项:

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 statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
D、EACH statement ALONE is sufficient.
E、Statements (1) and (2) TOGETHER are not sufficient.

答案:

C

提问:

May老师您好,这道题的条件2我理解exactly one of two是两个公司中特定的一家,而不是两个公司中的一家,这样的话除开条件1、2以外还有只被另外一家公司录取和没有任何一家录取的情况,所以选择了e选项,我想问一下exactly one在这里具体该怎么理解呢?

解答:

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阅读731
解答: 徐小梅

提问:

May老师您好,这道题的条件2我理解exactly one of two是两个公司中特定的一家,而不是两个公司中的一家,这样的话除开条件1、2以外还有只被另外一家公司录取和没有任何一家录取的情况,所以选择了e选项,我想问一下exactly one在这里具体该怎么理解呢?

解答:

点赞0
阅读732
解答: 徐小梅老师

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