If a body covers a distance at the rate of `x` `km//h` and another equal distance at the rate of `y` `km//h`, then t

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Q 1766323275.     If a body covers a distance at the rate of `x` `km//h`
and another equal distance at the rate of `y` `km//h`,
then the average speed (in `km//h`) is
CDS 2013 Paper-1
A

`(x+y)/2`

B

`sqrt (xy)`

C

`(2xy)/(x+y)`

D

`(x+y)/(xy)`

HINT


Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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