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Question: a bird is about 65 in long with a thin...

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A bird is about 6.5 in.​ long, with a​ thin, dark bill and a​ wide, white wing stripe. If the bird can fly 19 mi with the wind in the same time it can fly 11 mi against the wind when the wind speed is 44 ​mph, what is the speed of the bird in still​ air?

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