A motorboat takes half time to cover a certain distance downstream than upstream. What is the ratio between rate of current and rate of boat in still water?

A motorboat takes half time to cover a certain distance downstream tha

1.	A motorboat takes half time to cover a certain distance downstream than upstream. What is the ratio between rate of current and rate of boat in still water?
A.	1 : 3
B.	3 : 2
C.	2 : 3
D.	3 : 1
Answer» B. 3 : 2

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A motorboat takes half time to cover a certain distance downstream than upstream. What is the ratio between rate of current and rate of boat in still water?

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