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  1. Ramesh can row a certain distance downstream is 6 hours and return the same distance in 9 hours. If the speed of Ram, Ramesh in still water is 12 km/hr, find the speed of the stream.
    1. 2.4 km/hr
    2. 2 km/hr
    3. 3 km/hr
    4. Data inadequate
Correct Option: A

∵ [(9 + 6)/(9 - 6)] x v = 12
∴ v = 2.4 km/hr


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