QuestionGiven the function defined in the table below, find the average rate of change, in simplest form, of the function over the interval $25 \leq x \leq 85$. \begin{tabular}{|c|c|} \hline$x$ & $f(x)$ \\ \hline 10 & 52 \\ \hline 25 & 43 \\ \hline 40 & 34 \\ \hline 55 & 25 \\ \hline 70 & 16 \\ \hline 85 & 7 \\ \hline \end{tabular}