A boat can travel with a speed of 22 km/hr in still water. If the speed of the stream is 5 km/hr, find the time taken by the boat to go 108 km downstream Choose one
A) 5 hours  B) 4 hours  C) 3 hours  D) 2 hours  E) None of these
Explanation :   Speed of the boat in still water = 22 km/hr   speed of the stream = 5 km/hr   Speed downstream = (22+5)= 
<gadget id="calculator">(22+5)</gadget>
<output>27</output>
27 km/hr   Distance travelled downstream= 108 km   Time taken = distance/speed = 108/27= 
<gadget id="calculator">108/27</gadget>
<output>4</output>
4 hours. Answer : Option 4 hours
<result>B</result>
A boat can travel with a speed of 22 km/hr in still water. If the speed of the stream is 5 km/hr, find the time taken by the boat to go 108 km downstream