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Q: If the mean of the given data 2, x, 7, 3, y, 9, 6, where x and y are constant is 6. If x and y replaced by 3x+1 and y+3 respectively, then mean increased by 2. Find the value of x?
  • A. 7
  • B. 8
  • C. 10
  • D. 5
Correct Answer: Option D -
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Explanations:

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