Solve the Problem $f _ { 1 } ( x ) =$

question 42

Multiple Choice

Solve the problem.
-The following information pertains to a bakery which makes donuts.


Make a scatterplot of the data. Then graph the following four functions on the same coordinate system: $f _ { 1 } ( x ) =$ ? $f _ { 2 } ( x ) = 40 x + 1000 ; f _ { 3 } ( x ) = - x ^ { 2 } + 100 x ; f _ { 4 } ( x ) = - x ^ { 2 } + 80 x + 200$ . Which function best models the profit for $x$ cases of donuts?

• A) \(\mathrm { f } _ { 4 }\)
• B) \(\mathrm { f } _ { 1 }\)
• C) \(\mathrm { f } _ { 3 }\)
• D) \(\mathrm { f } _ { 2 }\) ;

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Definitions:

Fluid Intelligence

Intellectual ability that reflects basic information processing skills, including working memory, processing speed, and the ability to detect relations among stimuli and draw inferences; underlies learning, is not influenced by culture, and reflects brain functioning.

Pragmatic Intelligence

The ability to solve real-world problems by adapting to, shaping, or selecting environments.

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The ability to use skills, knowledge, and experience gained over time, often improving as one gets older.

Fluid Intelligence

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