A man can swim 3 km/hr. in still water. If the velocity of the stream is 2 km/hr., the time taken by him to swim to a place 10 km upstream and back is :

A man can swim 3 km/hr. in still water. If the velocity of the stream

1.	A man can swim 3 km/hr. in still water. If the velocity of the stream is 2 km/hr., the time taken by him to swim to a place 10 km upstream and back is :
A.	<table><tr><td rowspan="2">9</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">hrs</td></tr><tr><td style="text-align: center;">3</td></tr></table>
B.
C.	10 hr.
D.	12 hr.
E.	<table><tr><td rowspan="2">8</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">hrs</td></tr><tr><td style="text-align: center;">3</td></tr></table>
Answer» D. 12 hr.

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A man can swim 3 km/hr. in still water. If the velocity of the stream is 2 km/hr., the time taken by him to swim to a place 10 km upstream and back is :

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