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A boat is sent across a river with a velocity of 8 km/h.If the resultant velocity

A boat is sent across a river with a velocity of 8 km/h.If the resultant velocity of boat is 10 km/h,then velocity of river is

Options

(a) 10 km/h
(b) 8 km/h
(c) 6 km/h
(d) 4 km/h

Correct Answer:

6 km/h

Explanation:

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