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A boat takes 8 hours to cover a distance...

A boat takes 8 hours to cover a distance while travelling up stream whereas while travelling downstream it takes 6 hours. If the speed of the current is 4 km/ph. What is the speed of the boat in still water ?

A

12 kmph

B

28 kmph

C

16 kmph

D

Cannot be determined

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The correct Answer is:
B
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