A man can row a boat at 20 kmph in still water. If the speed of the stream is 5 kmph, what is the time taken to row a distance of 60 km downstream?	Answers:
A) 30/18 hours
B) 37/13 hours
C) 80/13 hours
D) 12/5 hours
E) 30/43 hours
Speed downstream = 20 + 5= 
<gadget id="calculator">20 + 5</gadget>
<output>25</output>
25 kmph.   Time required to cover 60 km downstream= d/s = 60/25   = 12/5 hours.   Answer: 12/5 hours
<result>D</result>
A man can row a boat at 20 kmph in still water. If the speed of the stream is 5 kmph, what is the time taken to row a distance of 60 km downstream?