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Mathematics, 20.08.2019 18:00 briiannamb

The launch site for trigon balloon co. is 250 ft above sea level. a hot air balloon is launched from the site and begins to rise at a rate of 110 ft/min. at the same time, another balloon 2200 ft above sea level begins to descend at a rate of 150 ft/min. a. how long will it be unit the balloons are at the same elevation? b. what will their elevation be then?

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