Find the Number of Proper Subsets of the Set

question 20

Multiple Choice

Find the number of proper subsets of the set.
-{1, 2, 3, ..., 8}

• A)250
• B)511
• C)256
• D)255

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Definitions:

Service Industry

A sector of the economy that provides intangible goods or services to consumers, such as health care, education, and financial services.

Margin of Safety

The difference between actual or projected sales and the break-even point, indicating the extent to which sales can drop before losses begin.

Budgeted Data

Financial forecasts and plans, including income and expenses, prepared in advance for a specific period.

Tax Rate

The tax rate is the percentage at which an individual or corporation is taxed, influencing the amount of tax owed to the government, varying across income levels and jurisdictions.