A Businesswoman's Flight Leaves Atlanta at 1 P $2 \frac { 3 } { 4 }$

question 52

Multiple Choice

A businesswoman's flight leaves Atlanta at 1 P.M. and arrives in New York at 3:45 P.M. Express the duration of the flight as a mixed number.

• A) \(2 \frac { 3 } { 4 }\)  hr.
• B) \(4 \frac { 3 } { 4 }\)  hr.
• C) \(4 \frac { 1 } { 4 }\)  hr.
• D) \(3 \frac { 3 } { 4 }\)  hr.
• E) \(2 \frac { 1 } { 4 }\)  hr.

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Definitions:

Inverse Function

A function that reverses the operation of a given function, such that the composition of the two yields the original input.

Function

A framework involving a set of inputs and a roster of potential outputs, with the stipulation that each input is corresponded with only one output.

Composition

The combining of distinct parts or elements to form a whole, especially in mathematics where functions are combined.

Function

A mathematical relationship where each input has a single output, often expressed as f(x).