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[Data Sufficiency]
试题详情
题目：
Last year the average (arithmetic mean) salary of the 10 employees of Company X was $42,800. What is the average salary of the same 10 employees this year?
(1) For 8 of the 10 employees, this year's salary is 15 percent greater than last year's salary.
(2) For 2 of the 10 employees, this year's salary is the same as last year's salary.
(1) For 8 of the 10 employees, this year's salary is 15 percent greater than last year's salary.
(2) For 2 of the 10 employees, this year's salary is the same as last year's salary.
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：
我选的C，两个信息结合起来8个人工资上涨15%，其余2个人工资不变，可以推测出今年这10人工资平均数应该会上涨不到15%的一个百分比。目前我只能想到这里，这样无法具体算出上涨多少吗？
解答：
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提问：
我选的C，两个信息结合起来8个人工资上涨15%，其余2个人工资不变，可以推测出今年这10人工资平均数应该会上涨不到15%的一个百分比。目前我只能想到这里，这样无法具体算出上涨多少吗？
解答：
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阅读896
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