Van Bortel Motors is a small car dealership. Relevant information pertaining to Van Bortel follows: Car selling price $34,500 Car purchase price (cost to dealer) 28,000 Rent & Utilities 72,000 Salespeople's salaries 61,350 Salespeople's commissions per car 600 Local advertising 55,450 Tax rate 40% $135,000 Target monthly net income How much is the contribution margin per car (do not include commas or dollar signs)? How much are the total monthly fixed costs? Breakeven point in units is (copy and paste your choice from below) a. total costs divided by profit margin per unit b. contribution margin per unit divided by total cost per unit c. fixed costs divided by contribution margin per unit d. the sum of fixed and variable costs divided by contribution margin per unit How many cars must Van Bortel sell each month to breakeven?