The accompanying table below shows the relationship between the number of times you get your car washed each month and your total monthly benefit from car washes. Each car wash costs $15. $$\begin{array} { | c | c | }
\hline \text { Number af Car Washes Per Month } & \text { Tatal Munthly Benefit fram Car Washes } \
\hline 0 & \$ 0 \
\hline 1 & \$ 20 \
\hline 2 & \$ 36 \
\hline 3 & \$ 48 \
\hline 4 & \$ 56 \
\hline 5 & \$ 60 \
\hline
\end{array}$$
What is the marginal benefit of the 3?? car wash each month?
A)$4
B)$12
C)$16
D)$48

Question

The accompanying table below shows the relationship between the number of times you get your car washed each month and your total monthly benefit from car washes. Each car wash costs $15.  $$\begin{array} { | c | c | } 
\hline \text { Number af Car Washes Per Month } & \text { Tatal Munthly Benefit fram Car Washes } \
\hline 0 & \$ 0 \
\hline 1 & \$ 20 \
\hline 2 & \$ 36 \
\hline 3 & \$ 48 \
\hline 4 & \$ 56 \
\hline 5 & \$ 60 \
\hline
\end{array}$$  
What is the marginal benefit of the 3?? car wash each month?
A)$4
B)$12
C)$16
D)$48

Quizplus · Accepted Answer

The marginal benefit of the 3rd car wash is the increase in total monthly benefit from having 2 car washes to having 3 car washes, which is $48 - $36 = $12.

The Accompanying Table Below Shows the Relationship Between the Number of Times