A motor boat whose speed is 18 Km/h in still water takes 1 hour more to go 24 Km upstream than to return downstream to the same spot. Find the speed of the stream. A motor boat whose speed is 18 Km/h in still water takes 1 hour more to go 24 Km upstream than to return downstream to the same spot. Find the speed of the stream. October 4, 2020 Category: Chapter 4 - Quadratic Equations , Maths , NCERT Class 10 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related