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题目材料：
Examinees who received a score of 6 or more passed the test. Which of the following is closest to the average (arithmetic mean) score of the examinees who passed the test?
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A.$$7\frac{1}{2}$$
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B.8
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C.$$8\frac{1}{2}$$
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D.9
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E.$$9\frac{1}{2}$$
C显示答案
