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The distance between Howrah and Panskura...

The distance between Howrah and Panskura is 'a' km. A bus runs at a speed of 'x' `km//hr` from Howrah to Panskura and returns from Panskura to Howrah at a speed of 'y' `km//hr`. The average speed of the bus is `(km//hr)` :

A

`(xy)/(x+y)`

B

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

C

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

D

`(x+y)/(xy)`

Text Solution

Verified by Experts

The correct Answer is:
B
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