A man can row a boat at 28 kmph in still water. If the speed of the stream is 6 kmph, what is the time taken to row a distance of 60 km downstream?	Choose the correct choice from the following.
A) 30/83 hours	B) 80/13 hours	C) 30/17 hours	D) 30/19 hours	E) 32/13 hours
Speed downstream = 28 + 6= 
<gadget id="calculator">28 + 6</gadget>
<output>34</output>
34 kmph.   Time required to cover 60 km downstream= d/s = 60/34   = 30/17 hours.   Answer:30/17 hours
<result>C</result>
A man can row a boat at 28 kmph in still water. If the speed of the stream is 6 kmph, what is the time taken to row a distance of 60 km downstream?