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[Data Sufficiency]
试题详情
题目：
Bowls X and Y each contained exactly 2 jelly beans, each of which was either red or black. One of the jelly beans in Bowl X was exchanged with one of the jelly beans in Bowl Y. After the exchange, were both of the jelly beans in Bowl X black?
- Before the exchange, Bowl X contained 2 black jelly beans.
- After the exchange, Bowl Y contained 1 jelly bean of each color.
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:
E
提问：
老师，这道题我错选了D，当时看题以为X和Y中的两个jelly beans各自是红或者黑，也就是四个中两红两黑，选E的原因是因为原本的四个jelly beans不知道有几个红几个黑吗？
解答：
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提问：
老师，这道题我错选了D，当时看题以为X和Y中的两个jelly beans各自是红或者黑，也就是四个中两红两黑，选E的原因是因为原本的四个jelly beans不知道有几个红几个黑吗？
解答：
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阅读1020
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