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The speed of a boat in still water is 15 km/hr. If it can travel 42 km downstream and 28 km upstream in the same time, then what is the speed of the stream?
CDS I 2023
2.5 km/hr
3 km/hr
4.5 km/hr
6 km/hr
A man can row 7.5 Km per hour in still water. If in a river running at 1.5 Km an hour, it takes him 50 minutes to row to a place and back, how far off is the place?
