The average of six numbers is x and the average of…

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The average of six numbers is x and the average of three of these is y. If the average of the remaining three is z, then-

  1. A. x = y + z
  2. B. 2x = y + z
  3. C. x = 2y + 2z
  4. D. None of these

Answer: Option B

Here is complete explanation of The average of six numbers is x and the average of….

Solution(By ExamCraze Team)

Clearly, we have :
$$eqalign{ & Rightarrow x = left( {frac{{3y + 3z}}{6}} right) cr & Rightarrow 2x = y + z cr} $$

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