Mathematics, 29.05.2020 08:00 mariap3504
An airplane is flying at an altitude of 40,000 feet. To avoid turbulence the pilot descends at a rate of 2,000 feet / minute for 3 minutes. He continues flying at this altitude until he decides the turbulence is over; then he ascends at a rate of 1,500 feet minute for 5.5 minutes. At what altitude is the plane now flying?
Answers: 3
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An airplane is flying at an altitude of 40,000 feet. To avoid turbulence the pilot descends at a rat...
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