Exercise 21-7 Name: Section: Score: 0% Answers are entered in the cells with gray backgrounds Cells with non-gray backgrounds are protected and cannot be edited. An asterisk () will appear to the right of an incorrect en a. Difference in Total Costs Difference in Production Variable Cost per Unit = Based on highest level: Total cost Units produced x Variable cost per unit Total variable cost Total fixed cost 7 b. Based on 12,000 units: Total variable cost Total fxed cost (from above) Total cost 5 6