Solve
-Shelly Can Cut a Lawn with a Riding Mower $5.3 \mathrm { hr }$

question 181

Multiple Choice

Solve.
-Shelly can cut a lawn with a riding mower in 2 hours less time than it takes William to cut the lawn with a push mower. If they can cut the lawn in 3 hours working together find how long to the nearest tenth of an hour it takes for William to cut the lawn alone.

• A) \(5.3 \mathrm { hr }\)
• B) \(7.3 \mathrm { hr }\)
• C) \(5.2 \mathrm { hr }\)
• D) \(7.2 \mathrm { hr }\)

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Definitions:

Long Run

A period in economics during which all factors of production and costs are variable, allowing for full adjustment to changes.

Perfectly Elastic

Describes a situation where the quantity demanded or supplied changes by an unlimited amount in response to any change in price.

Competitive Firm

A business that operates in a market with many buyers and sellers, where the company does not have the market power to set prices.

Demand Curve

A graphical representation showing the relationship between the price of a good or service and the quantity demanded by consumers, typically downward sloping.