A boat takes 2 hrs. to travel 8 km and back in still water lake with water velocity of 4 km/hr, then the time taken for going upstream of 8 km and coming back is

A boat takes 2 hrs. to travel 8 km and back in still water lake with w

1.	A boat takes 2 hrs. to travel 8 km and back in still water lake with water velocity of 4 km/hr, then the time taken for going upstream of 8 km and coming back is
A.	120 min
B.	160mm
C.	200 min
D.	None of these
Answer» C. 200 min

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A boat takes 2 hrs. to travel 8 km and back in still water lake with water velocity of 4 km/hr, then the time taken for going upstream of 8 km and coming back is

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