If the average of s number is r 4 and the average of r numbers is s 4 , then fin – OfficerPath

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MCQ Practice

If the average of s number is r 4 and the average of r numbers is s 4 , then find the average of all r + s numbers?

Subject: MathematicsTopic: Average

A

rs(r 2 + s 2 - rs)

B

rs

C

r 2 + s 2

D

rs(r 2 + s 2 )

Correct Answer: A

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