Use the Following Information for #6 and t7: Miles Case A Case B Case C Total Cost Case D Total Cost Driven Total Cost Total Cost $5,000 $12,500 $20,000 $14,000 2,000 $3,000 $3,000 $10,000 $16,000 $22.500 5,000 $14,000 $7,500 $12,000 $13,500 $14,000 $14,000 8,000 $22,500 9,000 6. Which case above represents a fixed cost? A. Case A. B. Case B. C. Case C. D. Case D. E. none of the above 7. Which case above represents a mixed cost? A. Case A. B. Case B. C. Case C. D. Case D. E. none of the above 8. Which of the following are generally expected to remain constant as production increases within the relevant range of activity? A. fixed costs per unit and variable costs in total. B. fixed costs in total and variable costs per unit. C. both fixed costs and variable costs in total. D. both fixed costs per unit and variable costs per unit. E. none of the above 9. Tri-City Company has the following costs: Direct labor 10,000 10,000 Manufacturing Overhead Administrative Expenses 10,000 Direct Materials 2$ 10,000 Selling Expenses $ 10,000 The total of the product costs included above is C. $40,000 D. $50,000 A. $20,000 B. $30,000 E. Some other amount