If the mean of 5 observations x, x + 2, x + 4, x + 6 and x + 8 is 11, then the m – OfficerPath

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MCQ Practice

If the mean of 5 observations x, x + 2, x + 4, x + 6 and x + 8 is 11, then the mean of the last three observations is-

Subject: MathematicsTopic: Average

A

11

B

13

C

15

D

17

Correct Answer: B

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