c-1. What is the DOL at 20,000 boxes and 30,000 boxes? (Round the final answers to 2 decimal places.) c-2. This part of the question is not part of your Connect assignment. d. If the firm has an annual interest payment of $10,000, calculate the DFL at both 20,000 and 30,000 boxes. (Round the final answers to 2 decimal places.) e. What is the DCL at both sales levels? (Round the final answers to 1 decimal place.) Mo's Delicious Burgers Inc. sells food to university cafeterias for $15 a box. The fixed costs of this operation are $80,000. while the variable cost per box is $10