Question 3 [25 marks] PART A Bromley produces and sells phone cases, for which the following data is available: Selling price Direct material cost Direct labour cost Variable production overhead Fixed costs Budgeted output Required: a) Calculate the contribution (margin) per unit in . b) Calculate the number of cases the business must sell to break even. 65 per unit 24 per unit 14 per unit 6 per unit 684,600 per year 62,000 units c) Calculate the number of cases that Bromley needs to sell in order to achieve a profit of 445,200. d) Calculate the margin of safety (expressed as a percentage). e) Define the following terms: i. Prime cost ii. Product costs (3 marks) (2 marks) (2 marks) (2 marks) (2 marks)