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Q: If, for x > 0, the mean of 22.5, 56, 42.5, 2x+1, x–2, 3x, 36 is 30, then the value of x is ______.
  • A. 7
  • B. 4
  • C. 9
  • D. 6
Correct Answer: Option C -
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Explanations:

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