A boat goes 6 km an hour in still water but it takes thrice as much time in going the same distance against the current. The speed of the current (in km/h) is:

A boat goes 6 km an hour in still water but it takes thrice as much

1.	A boat goes 6 km an hour in still water but it takes thrice as much time in going the same distance against the current. The speed of the current (in km/h) is:
A.	4
B.	5
C.	3
D.	2
Answer» B. 5

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A boat goes 6 km an hour in still water but it takes thrice as much time in going the same distance against the current. The speed of the current (in km/h) is:

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