The speed of a boat in still water in 22 km/hr and the rate of current is 4 km/hr. The distance travelled downstream in 24 minutes is:	Choose the correct choice from the following answers
A) 10.6 B) 10.2 C) 10.8 D) 10.4 E) 10.0
Speed downstream = (22 + 4)= 
<gadget id="calculator">(22 + 4)</gadget>
<output>26</output>
26 kmph   Time= 24 minutes =24/60 hour = 2/5 hour   10.4istance travelled = Time × speed =2/5×26 = 10.4 km   Answer is 10.4.
<result>D</result>
The speed of a boat in still water in 22 km/hr and the rate of current is 4 km/hr. The distance travelled downstream in 24 minutes is: