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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?
Substitutes
Goods that can serve as replacements for one another; when the price of one increases, demand for the other increases.
Elastic Demand
A situation in which the demand for a good or service is sensitive to price changes, meaning a small change in price leads to a significant change in the quantity demanded.
Total Revenue
The total amount of money a company receives from sales of its products or services, calculated by multiplying the price per unit by the number of units sold.
Delicatessen
A retail establishment that sells a selection of fine, unusual, or foreign prepared foods.
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