3 WinWin Enterprise's projected profit for the coming year is as follows: Total Per Unit RM RM Sales 850,000 85 Less: Variable expenses (400,000) Contribution margin 450,000 (40) 45 Less: Fixed expenses (135,000) Operating income 315,000 Required: a) Compute the break-even point in units. Prepare a Contribution Margin Income Statement to show the zero profit with units of the break-even point. (4 marks) b) How many units must be sold by WinWin Enterprise to earn a profit of RM150,000? (3 marks) c) Compute the contribution margin ratio. Using that ratio, compute the break-even point in ringgit. (4 marks) d) Suppose WinWin Enterprise would like to earn an operating income equal to 30% of total sales revenue. Compute how many units must be sold to achieve the goal. (4 marks) e) Compute the new break-even points (in unit and RM) if WinWin Enterprise decided to increase the selling price by 20% and an increase in additional advertisement costs of RM25,000. (5 marks) (Total: 20 Marks)