A boat take 6 hours to travel 36 km downstream and 24 km upstream. It take 9 hours to travel 48 km downstream and 40 km upstream. Find the speed of the stream and that of boat in still water.

A boat takes 10 hours to travel 30 km upstream and 44 km downstream, but it takes 13 hours to travel 40 km upstream and 55 km downstream. Find the speed of the boat in still water and the speed of the stream.

A boat covers 32 km upstream and 36 km downstream in 7 hours . In 9 hours it cancover 40 km upstream and 48 km downstream.find the speed of the stream and that of the boat in still water .

The boat goes 25 km upstream and 33 km downstream in 8 hours. It can also go 40 km upstream and 77 km downstream in 15 hours. Find the speed of the stream and that of boat in still water.

A boat goes 25km upstream and 35km downstream in 10 hours.In 15 hours,it can go 40km upstream and 49km downstream. Determine the speed of the stream and that of the boat in still water.

A boat goes 30km upstream and 44km downstream in 10 hours.In 13 hours,it can go 40km upstream and 55km downstream. Determine the speed of the stream and that of the boat in still water.

A boat goes 30km upstream and 44km downstream in 10 hours.In 13 hours,it can go 40km upstream and 55km down-stream. Determine the speed of the stream and that of the boat in still water.

A boatman rows his boat 35km upstream and 55km downstream in 12 hours and he can row 30km upstream and 44km downstream in 10 hours.Find the speed of the stream and that of the boat in still water.

Example 19 A boat goes 30km upstream and 44km downstream in 10 hours.In 13 hours,it can go 40km upstream and 55km down- stream.Determine the speed of the stream and that of the boat in still water.

A motorboat takes 6 hours to cover 100km downstream and 30km upstream.If the boat goes 75km downstream and returns back to the starting point in 8 hours,find the speed of the boat in still water and the speed of the stream.