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[Data Sufficiency]

试题详情

题目:

For each positive integer k, let . Is the product a1a2 . . . an an integer?
  1. n + 1 is a multiple of 3.
  2. n is a multiple of 2.

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:

B

提问:

老师为什么是选B不是选E呀?

解答:

点赞1
阅读998
解答: 徐小梅

提问:

老师为什么是选B不是选E呀?

解答:

点赞1
阅读999
解答: 徐小梅老师

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