A man can row at 5 kmph in still water. If the velocity of the current is 1 kmph and it takes him 1 hour to row to a place and come back, how far is the place?	Answers
A) 1km
B) 1.5km
C) 5km
D) 3.2km
E) 2.4km
Speed of down stream = 5+1= 
<gadget id="calculator">5+1</gadget>
<output>6</output>
6kmph   speed of upstream= 5-1= 
<gadget id="calculator">5-1</gadget>
<output>4</output>
4kmph   Let the required distance be xkm   x/6 + x/4= 1   2x+3x = 12   x = 2.4 km   Answer is 2.4km
<result>E</result>
A man can row at 5 kmph in still water. If the velocity of the current is 1 kmph and it takes him 1 hour to row to a place and come back, how far is the place?