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GMAT 考满分题库

- 数学PS -
Set S consists of 5 values, not necessarily in ascending order: {4, 8, 12, 16, x}. For how many values of x does the mean of set S equal the median of set S?
  • AZero
  • BOne
  • CTwo
  • DThree
  • EMore than three
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正确答案: D

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