Answer: [tex]2\text{ feet per minutes}[/tex]
Step-by-step explanation:
Given : Kim was walking down a rocky path. For 4 minutes the elevation dropped steadily.
Altogether it dropped 8 feet.
Now, change in elevation per minute for the 4 minutes is given by :_
[tex]\dfrac{8 \text{ feet}}{\text{ 4 minutes}}=2\text{ feet per minutes}[/tex]
Thus , the change in elevation per minute for the 4 minutes is [tex]2\text{ feet per minutes}[/tex].