Find the Average Rate of Change Illustrated in the Graph $\mathrm { f } ( \mathrm { x } ) = 3.1 \mathrm { x } + 33$

question 322

Multiple Choice

Find the average rate of change illustrated in the graph.
-The linear function $\mathrm { f } ( \mathrm { x } ) = 3.1 \mathrm { x } + 33$ models the percentage of people, $\mathrm { f } ( \mathrm { x } )$ , who graduated from college $x$ years after 1998. Find and interpret the slope.

• A) \(\mathrm { m } = 3.1\); the percentage of people graduating from college has decreased at a rate of \(3.1 \%\) per year since \(1998 .\)
• B) \(\mathrm { m } = 33\); the percentage of people graduating from college has increased at a rate of \(33 \%\) per year since \(1998 .\)
• C) \(\mathrm { m } = - 3.1\); the percentage of people graduating from college has decreased at a rate of \(3.1 \%\) per year since \(1998 .\)
• D) \(m = 3.1\); the percentage of people graduating from college has increased at a rate of \(3.1 \%\) per year since \(1998 .\)

---

Definitions:

Sexual Orientation

A persistent pattern of emotional, romantic, or sexual attraction toward men, women, both genders, no gender, or a different gender.

Erectile Dysfunction

A medical condition where a man is unable to achieve or maintain an erection sufficient for sexual activity.

Sildenafil (Viagra)

A medication used to treat erectile dysfunction by increasing blood flow to the penis.

United States

A country located in North America consisting of 50 states and known for its significant cultural and economic influence globally.