Retail store that sells music CDs
1. In retail store that sell music CDs, the single measure best reflects the overall level of activity is Number of CDs sold.
- In respect to changes in the measure of CDs sold, a variable cost is a cost that varies, in total, in direct proportion while a fixed cost remains unchanged, in total, regardless of any change.
->Examples of fixed and variable costs in respect to small changes in the measure of selling CDs:
Cost | Cost behavior | | Variable | Fixed | The cost of advertising new store | | X | Number of CDs supplied | X | | The cost of renting space for store | | X | The electrical cost in store | | X | The direct labor cost | | X | The cost of delivering CDs | X | | Variable Cost Number of CDs supplied | Cost of CD | Total variable Cost – CDs | 1 | 35.000 | 35.000 | 50 | 35.000 | 1.750.000 | 100 | 35.000 | 3.500.000 | Fixed Cost Monthly Labor cost | Number of CDs sold | Average cost per CD | 5.000.000 | 20 | 250.000 | 5.000.000 | 70 | 71.428,6 | 5.000.000 | 150 | 33.333,3 | 2. Relationship between the number of CDs sold and others: Cost | Behavior of the cost | | In Total | Per Unit | Fixed cost | Total fixed cost is not affected by changed in the number of CDs sold. | Fixed cost per unit decreases as the number of CDs sold rises and increases as this number falls. | Variable cost | Total variable cost increases and decreases in proportion to changes in the number of CDs sold. | Variable cost per unit remains constant. | | | | Total cost | Increases and decreases in proportion to changes in the number of CDs sold | Average total cost per unit | Increases and decreases in proportion to changes in the number of CDs sold