Comfi Airways, Inc., a small two-plane passenger airline, has asked for your assistance in some basic analysis of its operations. Both planes seat 10 passengers each, and they fly commuters from Comfis base airport to the major city in the state, Metropolis. Each month, 40 round-trip flights are made. Shown below is a recent months activity in the form of a cost-volume-profit income statement. Fare revenues (400 passenger flights) | | | | $48,000 | Variable costs | | | | | Fuel | | $14,000 | | | Snacks and drinks | | 800 | | | Landing fees | | 2,000 | | | Supplies and forms | | 1,200 | | 18,000 | Contribution margin | | | | 30,000 | Fixed costs | | | | | Depreciation | | 3,000 | | | Salaries | | 15,000 | | | Advertising | | 500 | | | Airport hanger fees | | 1,750 | | 20,250 | Net income | | | | $9,750 | | | | |