There is a road beside a river Two friends started from a place A moved to a temple situated at anot...........

Quantitative Aptitude ( CCS) Boats and Streams

There is a road beside a river. Two friends started from a place A, moved to a temple situated at another place B and then returned to A again. One of them moves on a cycle at a speed of 6 km/hr, While the other sails on a boat at a speed of 8 km/hr. If the river flows at the speed of 6 km/hr, which of the two friends will return to place A first?

Cyclist

Sailor

Both come at same time

Anyother

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Explanation:

Solution:
Average speed of the cyclist =6 km/hr
Downstream speed=8+6=14 km/hr
Upstream speed =8−6=2 km/hr
Therefore, average speed of the sailor
=2*14*2/(14+2)
=3.5km/hr
Average speed of the cyclist is more than that of the sailor. Therefore, the cyclist will return first.