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A person walks along a straight road fro...

A person walks along a straight road from his house to a market 2.5kms away with a speed of 5 km/hr and instantly turns back and reaches his house with a speed of 7.5 kms/hr. The average speed of the person during the time interval 0 to 50 minutes is (in m/sec)

A

`4""2/3`

B

`5/3`

C

`5/6`

D

`1/3`

Text Solution

Verified by Experts

The correct Answer is:
B
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AAKASH SERIES-MOTION IN A STRAIGHT LINE-Exercise -2
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