A Firm Is Producing 4 Units of Output at an Average

question 117

Multiple Choice

A firm is producing 4 units of output at an average total cost of $40. When the firm produces 5 units of output, average total cost rises to $50. What is the marginal cost of the fifth unit of output?

• A) $10
• B) $30
• C) $90
• D) $120

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Definitions:

Infectious Agents

Microorganisms or pathogens that can cause disease in another organism.

Psychological Disorder

A condition characterized by abnormal thoughts, feelings, or behaviors, significantly impairing an individual's daily functioning.

Diagnosis

The identification of the nature and cause of a disease, condition, or disorder through examination of symptoms and diagnostic testing.

Aetiology

The study or investigation of the causes or origins of diseases or disorders.