A man can row a boat with 4 kmph in still water. If he is crossing a river where the current is 8 kmph. Inwhat time he will cross the river in the shortest path ? ( Width of river is 8 km)

A man can row a boat with 4 kmph in still water. If he is crossing a r

1.	A man can row a boat with 4 kmph in still water. If he is crossing a river where the current is 8 kmph. Inwhat time he will cross the river in the shortest path ? ( Width of river is 8 km)
Answer» `(2)/(sqrt(3))` HR `(4)/(sqrt(3))` hr 1 hr `4/3` hr Answer :B