Solve the Problem $30 \mathrm { ft } / \mathrm { sec }$

question 13

Multiple Choice

Solve the problem.
-The driver of a car traveling at $30 \mathrm { ft } / \mathrm { sec }$ suddenly applies the brakes. The position of the car is $\mathrm { s } = 30 \mathrm { t } - 3 \mathrm { t } ^ { 2 }$ , $\mathrm { t }$ seconds after the driver applies the brakes. How many seconds after the driver applies the brakes does the car come to a stop?

• A) 15 sec
• B) 10 sec
• C) 30 sec
• D) 5 sec

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Definitions:

Quartiles

Values that divide a set of data into four equal parts, each representing a 25% interval.

Distribution

The way in which something is shared or spread out over a range or area.

Retirees

Individuals who have ended their professional career or working life and are living off their retirement savings, pensions, or social security.

Third Quartile

Represents the value below which 75% of the data in a dataset lies, marking the upper quartile of a data set.