Question

number of rocks
describe the rate of change for this relationship.
the amount of paint kendrick uses by per rock.
amount of paint (ounces)

Explanation:

Step1: Pick two points from the line

Choose (0,0) and (2,8)

Step2: Calculate rate of change

Rate of change = $\frac{\text{Change in paint (ounces)}}{\text{Change in number of rocks}} = \frac{8-0}{2-0}$

Step3: Simplify the ratio

$\frac{8}{2} = 4$

Answer:

The amount of paint Kendrick uses increases by 4 ounces per rock.