3-3 Breakeven analysis (LO 1) Julianna Abdallah owns and operates FirstCakes, a bakery that creates personalized birthday cakes for a child's first birthday. The cakes, which sell for $40 and feature an edible picture of the child, are shipped throughout the country. A typical month's results are as follows: Sales revenue $840,000 Variable expenses 630,000 Contribution margin 210,000 Fixed expenses 112,000 Operating income $ 98,000 Required a. What is FirstCakes' contribution margin per unit? b. What is FirstCakes' monthly breakeven point in units? c. What is First Cakes' contribution margin ratio? d. What is FirstCakes' monthly breakeven point in sales dollars? "T