Joseph Moore operates a kiosk in downtown Chicago, at which he sells one style of baseball hat. He buys the hats from a supplier for $ 20 and sells them for $ 25. Joseph's current breakeven point is 16,000 hats per year. Your answer is correct. Calculate contribution margin per unit. $ Contribution margin per unit e Textbook and Media Assistance Used Attempts: 1 of 3 used (a2) Your answer is correct. What is Joseph's current level of fixed costs? (Use the rounded contribution margin per unit calculated in the previous part.) $ 80000 Current level of fixed costs eTextbook and Media (b) Your answer is correct. Assume that Joseph's fixed costs, variable costs, and sales price were the same last year, when he made $ 27,300 in net income. How many hats did Joseph sell last year, assuming a 30% income tax rate? (Use the rounded contribution margin per unit calculated in the previous part.) 23800 hats e Textbook and Media (c) What was Joseph's margin of safety in units and dollars last year? hats Margin of safety in units Margin of safety in dollars $