Question

motor boat heads upstream a distance of 24 km in a river whose current is running at 3 km per hour battery pappan back takes 6 hours what was its speed in still water​

Answer 1

Answer:Step-by-step explanation:

let speed of boat is x km/hr

so upstream =(x-3) km/hr

and down stream =(x+3) km/hr

according to question boat takes 6 hours to go up and back in the current.

so

so x=9, -1

as speed can not be negative the value of x= 9 km/hr