This is a 75 minute closed-book exam. Calculators are allowed as long as they comply with the restrictions detailed in the syllabus (the calculator should not be able to store formulas). For each question provide answers plus supporting calculations in the space allotted in order to receive full /partial credit for your answers!! Round calculations to three decimal places unless otherwise stated. Question #1 Delaware Company Product ZZ Combined Product XX offers two products. At present, the S120,000 Sales $80,000 $200,000 following represents the usual Variable costs $120,000 results of a month's operations $60,000 $60,000 Contribution margin based on sales of 30,000 of $60,000 $20,000 $80,000 Product XX and 8,000 of Product Fixed costs $50,000 ZZ Operating profit $30,000 Required: Find the contribution margin per unit for each product. a. b. Calculate the weighted average contribution margin, given the forecasted sales mix Determine the break-even point in total units. c