1.

a steamer goes downstream from one port to another in 9 hours . it covers the same distance upstream in 10 hours.if the speed of the stream be 1km/per hour then find the speed of the steamer in still water and the distance between the ports

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a steamer goes downstream from one port to another in 9 hours . it covers the same distance upstream in 10 hours.if the speed of the stream be 1km/per hour then find the speed of the steamer in still water and the distance between the ports



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