A long tail boat travels 40 km in 2 hours. Find the speed of the boat in km/hr.
A motorboat travels 30 km downstream in 3 hours and 40 km upstream in 5 hours. Find the speed of the boat (in km/hr).
It takes 3 hours for a boat to travel 27 km upstream and the same boat can travel 30 km downstream in 2 hours. The speed of the boat is 12 km/hr
A boat covers 32 km upstream and 36 km downstream in 7 hours. Also, it covers 40 km upstream and 48 km downstream in 9 hours. Find the speed of the boat in still water and that of the stream.