In one hour, a boat goes 11km along the stream and 5 km against it. Find the speed of the boat in still water	Choose one:	A) 6	B) 7	C) 8	D) 9	E) 10
Explanation:   We know we can calculate it by 1/2(a+b)   =&gt; 1/2(11+5) = 1/2(16) = 8 km/hr   ANSWER IS 8
<result>C</result>
In one hour, a boat goes 11km along the stream and 5 km against it. Find the speed of the boat in still water