The Table Below Shows the Relationship Between the Number of Times

question 121

Multiple Choice

The 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. $$\begin{array} { | c | c | } \hline \begin{array} { c } \text { Number of } \\\text { Car Washes } \\\text { Per Month }\end{array} & \begin{array} { c } \text { Total Monthly } \\\text { Benefit from } \\\text { Car Washes }\end{array} \\\hline 0 & \$ 0 \\\hline 1 & \$ 20 \\\hline 2 & \$ 36 \\\hline 3 & \$ 48 \\\hline 4 & \$ 56 \\\hline 5 & \$ 60 \\\hline\end{array}$$ What's the average benefit of 4 car washes per month?

• A)$14
• B)$12
• C)$8
• D)$4

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Definitions:

External Nares

External nares are the nostrils, the external openings of the nasal cavity, responsible for the intake of air into the respiratory system.

Nasal Cavity

The large air-filled space above and behind the nose in the middle of the face, which filters, warms, and humidifies inhaled air.

Soft Palate

The Soft Palate is the soft tissue constituting the back of the roof of the mouth, separating the mouth from the nasopharynx, and is crucial in swallowing and speech.

Hard Palate

The bony front part of the palate forming the roof of the mouth, separating the oral and nasal cavities.