Find the Cardinal Number of the Set $n ( A \cup B )$

question 51

Multiple Choice

Find the cardinal number of the set.
-The numbers in the Venn Diagram below represent cardinalities.
Find $n ( A \cup B )$ .

• A) 4
• B) 48
• C) 52
• D) 24

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Definitions:

Economic Profits

The profit a firm makes after deducting both its explicit and implicit costs, reflecting the total opportunity costs of all resources used.

Yearly Return

The total gain or loss on an investment over a one-year period, expressed as a percentage of the investment's initial value.

Variable Costs

Expenditures that adjust in relation to the level of production.

Fixed Costs

Costs that do not vary with the level of output produced by a firm, such as rent, salaries, and insurance premiums.