In one hour a boat goes 22 km long the stream and 12 km against the stream.The speed of the boat in still water is?
Choose the correct option
A) 17  B) 18  C) 16  D) 15  E) 11
Speed in still water 17 = ½ ( 22+12) km/hr 17= 17 kmph   17nswer: 17
<result>A</result>
In one hour a boat goes 22 km long the stream and 12 km against the stream.The speed of the boat in still water is?