In one hour a boat goes 14 km long the stream and 6 km against the stream.The speed of the boat in still water is?  Choose one.
A) 7	B) 10	C) 12	D) 11	E) 13
Speed in still water A = ½ ( 14+6) km/hr A= 10 kmph   Answer: 10
<result>B</result>
In one hour a boat goes 14 km long the stream and 6 km against the stream.The speed of the boat in still water is?