A boat covers a distance from A to B downstream and B to A upstream in 4 hours If the speed of the stream is 2 km/hr and the speed of the boat in still water is 4 km/hr, then the distance between A and B is :

A boat covers a distance from A to B downstream and B to A upstream in

1.	A boat covers a distance from A to B downstream and B to A upstream in 4 hours If the speed of the stream is 2 km/hr and the speed of the boat in still water is 4 km/hr, then the distance between A and B is :
A.	8 km
B.	9 km
C.	4 km
D.	6 km
Answer» E.

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A boat covers a distance from A to B downstream and B to A upstream in 4 hours If the speed of the stream is 2 km/hr and the speed of the boat in still water is 4 km/hr, then the distance between A and B is :

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