Menard Quit His High School Teaching Job, Which Paid $60,000

question 127

Multiple Choice

Menard quit his high school teaching job, which paid $60,000 per year, to start a business that prepares students for the SAT exam. His first year in business generated the following revenues and costs: Menard's economic cost of SAT preparation is $____.

• A) 105,000
• B) 100,000
• C) 20,000
• D) 15,000

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Definitions:

Resource Partitioning

The process by which competing species or individuals divide resources among themselves to reduce competition and increase biodiversity.

Insect-eating Birds

Birds that primarily consume insects as their food source, playing a crucial role in controlling insect populations and maintaining ecosystem balance.

Competition

The interaction between organisms or species in which the fitness of one is lowered by the presence of another.

Keystone Species

A species that plays a critical role in maintaining the structure of an ecological community and whose impact is disproportionately large relative to its abundance.