A motor ship covers the distance of 300 km between two localities on a river in 10 hrs downstream and in 12 hrs upstream. Find the flow velocity of the river assuming that these velocities are constant.

A motor ship covers the distance of 300 km between two localities on a

1.	A motor ship covers the distance of 300 km between two localities on a river in 10 hrs downstream and in 12 hrs upstream. Find the flow velocity of the river assuming that these velocities are constant.
A.	2.0 km/hr
B.	2.5 km/hr
C.	3 km/hr
D.	3.5 km/hr
Answer» C. 3 km/hr

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A motor ship covers the distance of 300 km between two localities on a river in 10 hrs downstream and in 12 hrs upstream. Find the flow velocity of the river assuming that these velocities are constant.

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