VERY URGENT A man can row a boat with speed 4 km/hr in still water. If the velocity of water in the river is 3 km/hr. The time taken to reach just the opposite end is: (river width = 500 m)??? PLEASE ANSWER AS SOON AS POSSIBLE...!!!!!!!!!!!!!!!!!!!!!!!!
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For the boat to cross the river in the shortest time, the man should head the boat in the direction perpendicular to the river current.
Given : Velocity of man wrt river, V
MW
=4 km/hr
Velocity of river, V
R =2 km/hr
d=4 km
Minimum time taken to cross the river
t= V
MW
d = 4 4
=1 hr
PLS MARK BRAINLIEST
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