Question

max is painting a fence. the table shows the number of square feet he painted after various numbers of minutes. what is the rate of change?

amount of fence max painted
\

$$\begin{tabular}{|c|c|} \\hline minutes & square feet painted \\\\ \\hline 1 & 3.5 \\\\ \\hline 2 & 7 \\\\ \\hline 3 & 10.5 \\\\ \\hline 4 & 14 \\\\ \\hline 5 & 17.5 \\\\ \\hline \\end{tabular}$$

-3.5
-1
1
3.5

Explanation:

Identify the variables and values

Using the Rate of Change knowledge point

$$
LATEXBLOCK0
$$

Calculate the rate of change

Using the Rate of Change knowledge point

$$
LATEXBLOCK1
$$

Answer:

• (A) \(-3.5\)
• (B) \(-1\)
• (C) \(1\)
• (D) \(3.5\) (Correct answer)