SOLUTION: Traveling down stream a boat went 15 mph traveling upstream the boat only went 4 mph find the speed of the current and the speed of the boat if there was no current

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Question 859149: Traveling down stream a boat went 15 mph traveling upstream the boat only went 4 mph find the speed of the current and the speed of the boat if there was no current
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

Let s and c represent speed of boat and current respectively

  s + c = 15mph

  s - c = 4mph

      2s = 19

       s = 9.5mph  and current is 5.5mph