Q1. A man rows a boat 18 kilometers in 4 hours downstream and returns upstream in 12 hours The speed of the stream in km per hour is

Q2. In one hr a boat goes 11 km along the stream and 5 km against the stream The speed of the boat in still water in km hr is

Q3. A man rows to a place 60 km distance and back in 13 hours 30 minutes He finds that he can row 5 km with the stream in the same time as he can row 4 km against the stream Find the rate of the stream

Q4. A Boat covers upstream in 12 Hours 48 minutes to travel distance from Point A to B while it takes 6 hours to cover 3 4th of the same distance running downstream The speed of the current is 15 Km hr The boat covered both forward distance from A to B and backward distance from B to A Then what is the distance between A and B

Q5. A boat can travel 20 km downstream in 24 min The ratio of the speed of the boat in still water to the speed of the stream is 4 1 How much time will the boat take to cover 15 km upstream