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A boat takes 5 hours more while going ba...

A boat takes 5 hours more while going back in upstream than in downstream if the distance between two places is 24 km and the speed of boat in still water be 5.5 km/h what must be the speed of boat in still water so that it can row downstream 24 km in 4 hours?

A

1.5 km/h

B

3.5 km/h

C

4.5 km/h

D

3 km/h

Text Solution

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The correct Answer is:
B
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