SOLUTION: A boat traveling downstream can travel 10 miles in 1/2 hour. The same distance traveling upstream will take 2 hours. What is the speed of the boat and the rate of the current ?

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Question 1046829: A boat traveling downstream can travel 10 miles in 1/2 hour. The same distance traveling upstream will take 2 hours. What is the speed of the boat and the rate of the current ?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
r + c = 20mph 10%2F.5 r = D/t
r - c = 5mph10%2F2
2r = 25mph
r = 12.5mph
c = 7.5mph 20-12.5