Question

In one hour, a boat goes 11km along the stream and 5km against the stream.The speed of the boat in still water (in km/hr)is:

Answer 1

Answer:

I think answer is 8 kilometre per hour

Explanation:

speed will be equal to 1/2(11+5)

Answer 2

Answer:

$speed = \frac{distnce}{time}$

speed=$\frac{ -1}{2}(11 + 15)=8km/h$