A Plane Flies Directly Between Two Cities, a and B

question 3

Multiple Choice

A plane flies directly between two cities, A and B, which are separated by 2300 mi. From A to B, the plane flies into a 65 mi/h headwind. On the return trip from B to A, the wind velocity is unchanged. The trip from B to A takes 65 min less than the trip from A to B. What is the airspeed of the plane, assuming it is the same in both directions?

• A) 530 mi/h
• B) 400 mi/h
• C) 480 mi/h
• D) 610 mi/h

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Definitions:

Profit-Maximizing

A strategy or approach aimed at achieving the highest possible profit from business operations.

Edited and Typeset

The process of making textual corrections, formatting, and arranging material for publication in a visually appealing and consistent manner.

Marginal Cost

The upsurge in comprehensive cost due to the fabrication of one more unit of a good or service.

Profits

The financial gain obtained when the revenues generated from business activities exceed the expenses, costs, and taxes needed to sustain those activities.