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- 数学PS -

A list of measurements, in increasing order, is 5, 8, 13, 14, 16, 21, 28, and . If the median of the measurements is times the mean, what is the value of ?

  • A

    29

  • B

    31

  • C

    45

  • D

    47

  • E

    51

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正确答案: C

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