A man can row 12 Kmph in stil water and the river is running at 4 Kmph. If the man takes 2 hour to row to a place and back how far is the place?
Select
A) 3 Km B) 2.66 Km C) 10.66 Km D) 9 Km E) 10 km
Explanation:   Man's rate down stream = 12 + 4= 
<gadget id="calculator">12 + 4</gadget>
<output>16</output>
16 kmph   Man's rate upstream= 12 - 4= 
<gadget id="calculator">12 - 4</gadget>
<output>8</output>
8 kmph   Let the required distence be x Km   then, x/16 +x/8= 2   3x = 32   x = 10.66 Km.   Answer: Option 10.66 Km
<result>C</result>
A man can row 12 Kmph in stil water and the river is running at 4 Kmph. If the man takes 2 hour to row to a place and back how far is the place?