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An airplane flies 490 miles with the wind and 350 miles against the wind in the same length of time. if the speed of the wind is a fixed 40 mph, what is the speed of the airplane in still air?
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Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet
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Which of the following is the graph of y= square root -x-3
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An airplane flies 490 miles with the wind and 350 miles against the wind in the same length of time....
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