In one hour, a boat goes 6 km along the stream and 2 km against the stream. the sped of the boat in still water (in km/hr) is : Choose the correct choice from the following answers: A) 4 B) 5 C) 8 D) 9 E) 10
Solution   Speed in still water= 1/2(6+2) km/hr= 4kmph. 4nswer 4
<result>A</result>
In one hour, a boat goes 6 km along the stream and 2 km against the stream. the sped of the boat in still water (in km/hr) is :