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CBSE Class 10 Answered

Solve:
Asked by nkrbasak | 12 Feb, 2011, 10:03: PM
Expert Answer
Dear Student,
Here is the solution:
Downstream the rate is 20 MPH
Return is 20/2.5 OR 8 MPH
Thus the current is 1/2 the difference in the 2 rates (20-8)/2 OR 12/2=6 MPH 

Then the speed of the boat is 20-6=14 MPH.
Regards
Team Topperlearning 
Answered by | 14 Feb, 2011, 04:51: PM
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