The average of two numbers is XY If one number is...

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The average of two numbers is XY. If one number is X, the other is-

A. $$\frac{Y}{2}$$

B. Y

C. 2XY - X

D. X (Y - 1)

Answer: Option C

Solution(By Examveda Team)

Sum of numbers = 2XY
∴ Other number = 2XY - X

This Question Belongs to Arithmetic Ability >> Average

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