please explain in excel

15 Night Shades, Incorporated, manufactures biotech sunglasses. The variable materials cost is $12.14 per unit, and the variable labor cost is $6.89 per unit. O points a. What is the variable cost per unit? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) b. Suppose the company incurs fixed costs of $845,000 during a year in which total production is 210,000 units. What are the total costs for the year? (Do not round intermediate calculations.) c. If the selling price is $49.99 per unit, does the company break even on a cash basis? If depreciation is $450,000 per year, what is the accounting break-even point? (Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) Skipped Print a. Variable cost b. Total cost c. Cash break-even point c. Accounting break-even point units units