Speed of a boat in standing water is 16 kmph and the speed of the stream is 2 kmph. A man rows to a place at a distance of 7560 km and comes back to the starting point. The total time taken by him is:
Choose the most appropriate option
A) 914.2 hours B) 900 hours C) 915 hours D) 905 hours E) 960 hours
960 hoursxplanation:   Speed downstream = (16 + 2)= 
<gadget id="calculator">(16 + 2)</gadget>
<output>18</output>
18 kmph   Speed upstream= (16 - 2)= 
<gadget id="calculator">(16 - 2)</gadget>
<output>14</output>
14 kmph   Total time taken= 7560/18 + 7560/14 = 420 + 540= 
<gadget id="calculator">420 + 540</gadget>
<output>960</output>
960 hours   Answer: Option 960 hours
<result>E</result>
Speed of a boat in standing water is 16 kmph and the speed of the stream is 2 kmph. A man rows to a place at a distance of 7560 km and comes back to the starting point. The total time taken by him is: