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Q

A boat running upstream takes 8 hr 48 min to cover a certain distance, while it takes 4 hrs to cove

 

A boat running upstream takes 8 hr 48 min to cover a certain distance, while it takes 4 hrs to cover the same distance running downstream. What is the ratio b/w speed of boat & speed of water current?

 

  • Option 1)

     

    2:1       

     

  • Option 2)

     

    4:1

     

  • Option 3)

     

    8:3

     

  • Option 4)

     

    None

     

  • Option 5)

     

    3:2

     

Answers (1)
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Upstream Time = 8 hours 48 min or 44/5 hours

Downstream Time = 4 hours

The ratio of Upstream Speed & Downstream Speed = 44/5: 4 or 11: 5

The only option satisfying the above ratio is an option (C).

The answer is an option (C) 

 

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