Decide Which of the Scenarios Below Should Be Counted Using

question 60

Multiple Choice

Decide which of the scenarios below should be counted using permutations or combinations. Scenario I:
Number of ways 7 people can line up in a row for concert tickets.
Scenario II:
Number of ways a team of 8 students can be selected from a group of 50 people.
Scenario III:
Number of ways a jury of 11 people can be selected from a group of 40 people.

• A) Scenarios II and III are combinations and scenario I is a permutation.
• B) All scenarios are permutations.
• C) All scenarios are combinations.
• D) Scenario III is a combination and scenarios I and II are permutations.
• E) Scenarios I and II are combinations and scenario III is a permutation.

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Definitions:

Price Floor

A minimum price set by the government or an organization for a particular good or service, below which it cannot be sold.

Demand Curve

A graphical representation showing the relationship between the price of a good or service and the quantity demanded for a given period, with price on the vertical axis and quantity on the horizontal axis.

Fixed Costs

Business expenses that are not affected by changes in the level of goods or services produced over the short term.

Variable Costs

Costs that fluctuate in direct proportion to the level of output or activity in a business.