To avoid a storm, a passenger-jet pilot descended 0.38 mile in 0.4 minute. What was the plane’s average change of altitude per minute?
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Answer:0.55 mile / minuteStep-by-step explanation:The average change of altitude per minute would simply be the ratio of distance descended over time. That is:average change of altitude = distance / timeaverage change of altitude = 0.44 mile / 0.8 minutesaverage change of altitude = 0.55 mile / minute