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[Data Sufficiency]
试题详情
题目：
In a certain office, 50 percent of the employees are college graduates and 60 percent of the employees are over 40 years old. If 30 percent of those over 40 have master's degrees, how many of the employees over 40 have master's degrees?
(1)Exactly 100 of the employees are college graduates.
(2)Of the employees 40 years old or less, 25 percent have master's degrees.
(1)Exactly 100 of the employees are college graduates.
(2)Of the employees 40 years old or less, 25 percent have master's degrees.
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 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.
答案:
A
提问：
为什么B不行
解答：
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提问：
为什么B不行
解答：
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阅读826
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