Question


An airplane's altitude changed

378
−378 feet over
7
7 minutes. What was the mean change of altitude in feet per minute?



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Answers

GPT-4o mini
To find the mean change of altitude in feet per minute, you can use the formula:

\[
\text{Mean change} = \frac{\text{Total change in altitude}}{\text{Total time in minutes}}
\]

In this case, the total change in altitude is \(-378\) feet and the total time is \(7\) minutes.

\[
\text{Mean change} = \frac{-378 \text{ feet}}{7 \text{ minutes}} = -54 \text{ feet per minute}
\]

Thus, the mean change of altitude is \(-54\) feet per minute.