A large wooden raft is flowing with a river stream A man on

Last updated: 5/30/2023

A large wooden raft is flowing with a river stream A man on the raft dives into river and swims down the stream for 15 minutes and then he turns about and comes back to the raft The swimming speed of man is 5 km h in still water and the river is flowing with speed 4 km h The distance moved by the raft till the man comes back to raft is 1 1 km 2 2 km 3 3 km 4 4 km