THE FOLLOWING INFORMATION APPLIES TO QUESTIONS 9THROUGH 12. Kaisers Kraft Korner sells a single product. 10,000 units were sold resulting in $60,000 of sales revenue; $32,000 of variable costs; and $14,000 of fixed costs. 9. Contribution margin per unit is a. $3.20. b. $2.80. c. $6.00. d. none of the above. 10. Breakeven point in units is a. 5,000 units. b. 3,000 units. c. 2,000 units. d. none of the above. 11. The number of units that must be sold to achieve $42,000 of operating income is a. 15,000 units. b. 20,000 units. c. 22,000 units. d. none of the above. 12. If sales increase by $20,000, operating income will increase by a. $9,333. b. $10,333. c. impossible to compute