SOLUTION: a seaplane flying with the wind flew from an ocean port to a lake,a distance of 240 mi in 2h.Flying against the wind,it made the trip from the lake to the ocean port in 3h.Find the
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Question 814884: a seaplane flying with the wind flew from an ocean port to a lake,a distance of 240 mi in 2h.Flying against the wind,it made the trip from the lake to the ocean port in 3h.Find the rate of the plane in calm air and the rate of the wind.
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
s = d / t
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a + w = 240/2 = 120
a + w = 120
a = 120 - w
a - w = 240/3 = 80
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a - w = 80
120 - w - w = 80
40 = 2w
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w = 20
a = 100
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