A man can row downstream at 18 kmph and upstream at 10 kmph. Find the speed of the man in still water and the speed of stream respectively?  Options
A) 8 B) 9 C) 6 D) 4 E) 2
Let the speed of the man in still water and speed of stream be x kmph and y kmph respectively.   Given x + y = 18 --- (1)   and x - y = 10 --- (2)   From (1) &amp; (2) 2x = 28 =&gt; x = 14, y = 4.   Answer:4
<result>D</result>
A man can row downstream at 18 kmph and upstream at 10 kmph. Find the speed of the man in still water and the speed of stream respectively?