5. Identify the following costs as fixed costs, variable costs, or mixed costs by an analysis of their behavior as volume changes. Number of Units a. 1 Total Cost Type of Cost 3 6 2. b. 1 2 90 90 C. 1 2. 7 9 Number of Units d. 1 2 Unit Cost 48 48 e. 1 2 48 40 f. 48 2 24 g. Our standard cost for a single unit of the product we produce calls for one pound of raw material per unit. We contract to purchase this material at a cost of $10 per pound. Is this cost variable or fixed mixed ? or