The speed at which a man can row a boat in still water is 26 kmph. If he rows downstream, where the speed of current is 4 kmph, what time will he take to cover 150 metres?  Select
A) 18  B) 27  C) 28  D) 12  E) 25
Speed of the boat downstream = 26 + 4= 
<gadget id="calculator">26 + 4</gadget>
<output>30</output>
30 kmph= 30 * 5/18 = 8.33 m/s
Hence time taken to cover 150 m = 150/8.33
= 18 seconds.
18nswer:18
<result>A</result>
The speed at which a man can row a boat in still water is 26 kmph. If he rows downstream, where the speed of current is 4 kmph, what time will he take to cover 150 metres?