AP Microeconomics Practice Quiz: Cost-Benefit Analysis
Written by AP Content Team, Verified for 2026 AP Exams, Last updated: May 2026
Test your understanding with short quizzes. This quiz has 15 questions to check your progress.
Question 1 of 15
All Questions (15)
A) The value of the next-best alternative that must be forgone to pursue a certain action.
B) The total monetary expense required to undertake a project.
C) The difference between the total benefits and total costs of a decision.
D) The additional benefit received from consuming one more unit of a good.
Correct Answer: A
Based on the provided content, opportunity cost is defined as the value of the choice not taken. It represents the benefits one could have received by taking an alternative action.
A) $20
B) $40
C) $60
D) $100
Correct Answer: C
The opportunity cost is the value of the next-best alternative forgone. By choosing the concert, Maria gives up the opportunity to work. The value of that forgone opportunity is 3 hours multiplied by her wage of $20/hour, which equals $60.
A) When total costs are minimized, regardless of benefits.
B) When total benefits are maximized, regardless of costs.
C) When total net benefits are maximized.
D) When total benefits are exactly equal to total costs.
Correct Answer: C
The content states that 'Total net benefits, the difference between total benefits and total costs, are maximized at the optimal choice.' This means a rational agent seeks the choice that provides the greatest surplus of benefits over costs.
A) Only the explicit costs, such as tuition, fees, and books.
B) Only the implicit costs, such as the salary that could have been earned by working instead.
C) Both the implicit costs (like forgone salary) and explicit costs (like tuition).
D) Neither implicit nor explicit costs, as education is always a net benefit.
Correct Answer: C
The content specifies that 'Rational agents consider opportunity costs, whether implicit or explicit, when calculating the total economic costs of any decision.' For college, this includes explicit monetary payments (tuition) and implicit opportunity costs (forgone wages).
A) Total revenue
B) Total profit
C) Utility
D) Marginal cost
Correct Answer: A
The provided content explicitly states, 'Total benefits form the metric... total revenue for firms.' Total revenue is the total amount of money a firm receives from the sale of its goods or services.
A) Total revenue
B) Total cost
C) Utility
D) Net benefit
Correct Answer: C
The provided content explicitly states, 'Total benefits form the metric 'utility' for consumers...' Utility represents the satisfaction or happiness a consumer derives from consuming a good or service.
A) 1 hour
B) 2 hours
C) 3 hours
D) 4 hours
Correct Answer: B
To find the optimal choice, we must calculate the total net benefit (Total Benefit - Total Cost) for each option. 1 hour: 70 - 10 = 60. 2 hours: 85 - 22 = 63. 3 hours: 95 - 40 = 55. 4 hours: 100 - 65 = 35. The maximum net benefit is 63, which occurs at 2 hours of studying.
A) When the total benefits are positive.
B) When the total costs are less than a predetermined budget.
C) When the total benefits of the action are greater than its total costs.
D) When the marginal benefit equals the marginal cost.
Correct Answer: C
The content explains that decisions are made by 'comparing total benefits and total costs.' A rational choice involves selecting an option where total benefits exceed total costs, leading to a positive net benefit.
A) A student deciding whether to study for one more hour.
B) A company deciding whether to build a new factory or not.
C) A person deciding whether to eat one more slice of pizza.
D) A firm deciding whether to hire one additional worker.
Correct Answer: B
The content states that some decisions cannot be broken down into increments and must be evaluated by looking at totals. Building a factory is an 'all-or-nothing' decision; it cannot be broken down into smaller, incremental units. The other options all represent incremental decisions where marginal analysis is appropriate.
A) 3 chairs
B) 6 chairs
C) 9 chairs
D) 15 chairs
Correct Answer: B
To increase table production from 5 (Combination B) to 8 (Combination C), an increase of 3 tables, the factory must decrease chair production from 15 to 9. The opportunity cost is the number of chairs forgone, which is 15 - 9 = 6 chairs.
A) $60,000
B) $100,000
C) $130,000
D) $170,000
Correct Answer: C
Rational agents consider both explicit and implicit costs. The explicit cost is the $60,000 in operating expenses. The implicit cost is the opportunity cost of the entrepreneur's time, which is the forgone salary of $70,000. The total economic cost is the sum of explicit and implicit costs: $60,000 + $70,000 = $130,000. (Note: The initial investment is a one-time cost, while the question asks about the cost for the first year, which is best represented by operating costs and forgone salary).
A) 2 slices
B) 3 slices
C) 4 slices
D) 5 slices
Correct Answer: B
The optimal choice maximizes total net benefits (Total Utility - Total Cost). Net benefit for 1 slice: $12 - $4 = $8. Net benefit for 2 slices: $22 - $8 = $14. Net benefit for 3 slices: $28 - $12 = $16. Net benefit for 4 slices: $30 - $16 = $14. Net benefit for 5 slices: $31 - $20 = $11. The maximum net benefit is $16, which occurs at 3 slices.
A) Total benefits plus total costs.
B) Total benefits divided by total costs.
C) Total benefits minus total costs.
D) Total costs minus total benefits.
Correct Answer: C
The provided content explicitly defines total net benefits as 'the difference between total benefits and total costs.' This value represents the surplus or gain from a particular choice.
A) sum of all possible alternatives.
B) monetary price paid for the chosen option.
C) benefit derived from the chosen option.
D) value of the single best alternative not chosen.
Correct Answer: D
The content explains that opportunity cost is associated with choices and is calculated based on the alternative. It is specifically the value of the 'next-best' alternative, not all alternatives.
A) Important decisions use total analysis, while unimportant decisions use marginal analysis.
B) Decisions made by firms use total analysis, while decisions by consumers use marginal analysis.
C) Decisions that are indivisible or 'all-or-nothing' require total analysis, while decisions that can be broken into smaller increments are suited for marginal analysis.
D) Decisions involving explicit costs require total analysis, while those with implicit costs use marginal analysis.
Correct Answer: C
The content distinguishes between two types of decisions. Some, like how many units to produce, can be broken down into increments and thus permit the use of marginal analysis. Others, like whether to enter a market or not, cannot be broken down and must be evaluated by comparing total benefits and total costs.