Data Input
-14.2 m every 4.8 seconds
Procedure
Let's calculate what is the ratio of the elevation change.
r = rate of change
[tex]\begin{gathered} r=\frac{-14.2\text{ m}}{4.8\text{ s}} \\ r=-2.958\text{ m/s} \end{gathered}[/tex]The answer would be -2.958 m/s