Calculate the average rate of change of the given function over the interval $[ 4,4.5 ]$ . $$\begin{array} { | l | l | l | l | }
\hline p ( \mathbf { S } ) & 4 & 4.5 & 5 \
\hline q ( p ) \text { (items) } & 500 & 100 & 150 \
\hline
\end{array}$$
A)-400
B) 1,200
C) 800
D) -800
E) -200

Question

Calculate the average rate of change of the given function over the interval $[ 4,4.5 ]$ . $$\begin{array} { | l | l | l | l | } 
\hline p ( \mathbf { S } ) & 4 & 4.5 & 5 \
\hline q ( p ) \text { (items) } & 500 & 100 & 150 \
\hline
\end{array}$$  
A)-400
B) 1,200
C) 800
D) -800
E) -200

Quizplus · Accepted Answer

The average rate of change is calculated as $(q(4.5) - q(4)) / (4.5 - 4) = (100 - 500) / 0.5 = -800$.

Calculate the Average Rate of Change of the Given Function [4,4.5][ 4,4.5 ][4,4.5]

Calculate the Average Rate of Change of the Given Function $[ 4,4.5 ]$