Use the Addition Principle for Counting to Solve the Problem

question 35

Multiple Choice

Use the addition principle for counting to solve the problem.
-If n(A) = 40, n(B) = 117 and d = 137, what is

• A) 40
• B) 10
• C) 22
• D) 20

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Definitions:

Fixed Cost

Costs that do not change with the level of output produced by a firm.

Lawn-mowing

The action of cutting the grass in a yard or garden using a lawn mower, often considered a routine maintenance task or a service industry.

Variable Costs

Expenses that change in proportion to the activity of a business such as costs for raw materials or production labor.

Snow-clearing

The process of removing snow and ice from outdoor surfaces, primarily roads and pavements, to ensure safe passage for vehicles and pedestrians.