A motor boat whose speed in still water is 18 km/h, takes 1 hour more to go 24 km upstream than to return downstream to the same spot. Find the speed of the stream.
Answer
This question is exactly same as Example 15 of Chapter 4 Class 10 in the NCERT Book.
Please check the answer and video here https://www.teachoo.com/1584/510/Example-15---A-motor-boat-whose-speed-is-18-km-h-in-still/category/Examples/