粉刷房屋数量 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
可变成本 | 2.6 | 3.2 | 3.6 | 4.2 | 5.0 | 6.0 | 7.2 | 8.6 | 10.2 |
总成本 | 3.0 | 3.6 | 4.6 | 6.4 | 9.0 | 10.6 | |||
总收益 | 2 | 3 | 5 | 7 | 9 | ||||
利润 | -0.6 | 0.4 | 0.6 | 0 | -0.6 |
总成本 | 3.0 | 3.6 | 4.0 | 4.6 | 5.4 | 6.4 | 7.6 | 9.0 | 10.6 |
总收益 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
利润 | -1 | -0.6 | 0 | 0.4 | 0.6 | 0.6 | 0.4 | 0 | -0.6 |