Solve the Problem
-John Owns a Hotdog Stand $\mathrm { P } ( \mathrm { x } ) = - \mathrm { x } ^ { 2 } + 12 \mathrm { x } + 45$

question 10

Multiple Choice

Solve the problem
-John owns a hotdog stand. His profit is represented by the equation $\mathrm { P } ( \mathrm { x } ) = - \mathrm { x } ^ { 2 } + 12 \mathrm { x } + 45$ , with $\mathrm { P }$ being profits and $x$ the number of hotdogs sold. What is the most he can earn?

• A) $81
• B) $117
• C) $63
• D) $36

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Definitions:

Cylinder Head

The component of an engine that closes in the top of the cylinder, forming the combustion chamber and containing mechanisms such as valves and spark plugs.

Four-Stroke Cycle

A cycle of internal combustion engine operation that includes intake, compression, power, and exhaust strokes.

Crankshaft

A pivotal component in an engine that translates the linear motion of pistons into rotational motion to drive the vehicle.

Degrees

A unit of measurement used to quantify temperature, angles, or the level of academic achievement.