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The average of the reciprocals of x and y is-

A. $$\frac{(x + y)}{(x - y)}$$

B. $$\frac{(x + y)}{2xy}$$

C. $$\frac{2(x + y)}{xy}$$

D. $$\frac{2xy}{(x + y)}$$

Answer: Option B

Solution(By Examveda Team)

Required average
$$\eqalign{ & = \frac{{\left( {\frac{1}{x} + \frac{1}{y}} \right)}}{2} \cr & = \frac{{x + y}}{{2xy}} \cr} $$

This Question Belongs to Arithmetic Ability >> Average

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Comments ( 1 )

  1. SIDHAK GUJRAL
    SIDHAK GUJRAL :
    3 years ago

    The question is not understanding to me. Please explain in pont to point.

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