Chapter 20: Q20-22RQ (page 1120)
What is cost stickiness? Why do managers need to be aware of cost stickiness?
Answer
Variable cost and contribution margin have an inverse connection.
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Identifying variable, fixed, and mixed costs Holly’s Day Care has been in operation for several years. Identify each cost as variable (V), fixed (F), or mixed (M), relative to number of students enrolled.
1. Building rent.
2. Toys.
3. Compensation of the office manager, who receives a salary plus a bonus based on number of students enrolled.
4. Afternoon snacks.
5. Lawn service contract at $200 per month.
6. Holly’s salary.
7. Wages of afterschool employees.
8. Drawing paper for students’ artwork.
9. Straight-line depreciation on furniture and playground equipment.
10. Fee paid to security company for monthly service.
Analyzing a cost-volume-profit graph
Nolan Rouse is considering starting a Web-based educational business, e-Prep MBA. He plans to offer a short-course review of accounting for students entering MBA programs. The materials would be available on a password-protected Web site; students would complete the course through self-study. Rouse would have to grade the course assignments, but most of the work would be in developing the course materials, setting up the site, and marketing. Unfortunately, Rouse’s hard drive crashed before he finished his financial analysis. However, he did recover the following partial CVP chart:
Requirements
1. Label each axis, the sales revenue line, the total costs line, the fixed costs line, the operating income area, and the breakeven point.
2. If Rouse attracts 300 students to take the course, will the venture be profitable? Explain your answer.
3. What are the breakeven sales in students and dollars?
What is the relevant range?
Following is a list of costs for a furniture manufacturer that specializes in wood tables. Classify each cost as variable, fixed, or mixed relative to the number of tables produced and sold.
1. Wood used to build tables
2. Depreciation on saws and other manufacturing equipment
3. Compensation for sales representatives paid on a salary plus commission basis
4. Supervisor’s salary
5. Wages of production workers
Describe the three steps of the high-low method.
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