Latest CDS Aptitude Question SOLUTION: The speed of a boat in still water is 11km/hr. It can go 12km upstream and return down stream to the engine point in 2 hours 45 minutes. What is the speed of stream?
The speed of a boat in still water is 11km/hr. It can go 12km upstream and return down stream to the engine point in 2 hours 45 minutes. What is the speed of stream?