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A person goes to his office at 1/4th of ...

A person goes to his office at 1/4th of the speed at which he returns from his office. If the average speed during the whole trip is 15 km/h, then what is the speed of the person while he was going to his office?

A

`(17)/(3) km//h`

B

`9 km//h`

C

`(15)/(2)km//h`

D

`(75)/(8)km//h`

Text Solution

Verified by Experts

The correct Answer is:
D
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