SOLUTION: [ Traveling downstream, a boat covers 54 miles in 3 hours. Traveling upstream, it takes the boat twice as long to cover 2/3 of the distance. Find the rate of the boat in still wate

Question 816273: [ Traveling downstream, a boat covers 54 miles in 3 hours. Traveling upstream, it takes the boat twice as long to cover 2/3 of the distance. Find the rate of the boat in still water and the speed of the current. ]

Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
s = d / t
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down:
b + w = 54/3
b = 54/3 - w
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up:
b - w = (54)(2/3)/6
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b - w = 6
54/3 - w - w = 6
54/3 - 2w = 6
2w = 54/3 - 18/3
2w = 36/3
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Answer:
w = 12 mph
b = 6 mph
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