I need help with these two problems. I get 3,270,000 for the first one on part a but that is wrong. Not sure what is wrong with my formulas

In a slow year, Deutsche Burgers will produce 3.5 million hamburgers at a total cost of $4.6 million. In a good year, it can produce 4.3 million hamburgers at a total cost of $4.9 million. a. What are the xed costs of hamburger production? {Do not round intermediate calculations. Enter your answer in millions rounded to 3 decimal places.) b. What is the variable cost per hamburger? {Do not round intermediate calculations. Round your answer to 2 decimal places.) c. What is the average cost per burger when the rm produces 2 million hamburgers? [Do not round intermediate calculations. Round your answer to 2 decimal places.) cl. What is the average cost per burger when the firm produces 3 million hamburgers? [Do not round intermediate calculations. Round your answer to 2 decimal places.) e. Why is the average cost lower when more burgers are produced? Fixed cost 5 Emillion Variable cost $ 2.02 per burger $ 1.4-? per burger he xed costs are spread across more burgers. Average cost Average cost soaps Whyr is the average cost lower when more burgers are produced? Modern Artifacts can produce keepsakes that will be sold for $120 each. Nondepreciation xed costs are $1,600 per year, and variable costs are $100 per unit. The initial investment of $4,800 will be depreciated straightline over its useful life of 6 years to a final value of zero, and the discount rate is 20%. a. What is the degree of operating leverage of Modern Artifacts when sales are $15,000? {Do not round intermediate calculations. Round your answer to 2 decimal places.) Degree of operating leverage I I b. What is the degree of operating leverage when sales are $28080? {Do not round intermediate calculations. Round your answer to 2 decimal places.) Degree of operating leverage _ 1:. Why is operating leverage different at these two levels of sales? mmmmraIIgImeIs mm