Boats and Streams - Questions and Answers

1. A boat covers 24 km upstream and 36 km downstream in 6 hours while it covers 36 km upstream and 24 km downstream in 6 hours. The velocity of the current is :

2. If a man rows at 5 km/hr in still water and 3.5 km/hr against the current, his rate along the current is :

3. A man can row at 5 km/hr in still water and the velocity of current is 1 km/hr. It takes him 1 hour to row to a place and back. How far is the place :

4. A man can row with the stream at 11 km/hr and against the stream at 8 km/hr. The speed of the stream is :

5. A man rows to a place 48 km distant and back in 14 hours. He finds that he can row 4 km with the stream in the same time as 3 km against the stream. The rate of the stream is :