Calculate the contribution margin ratio, the annual margin of safety ratio, and the annual operating income. (Round answers to O decimal places, e.g. 15 or 15%.) Contribution margin ratio Annual margin of safety ratio % Annual operating income to --/3 Question Part Score Determine the percentage increase in annual operating income if Sandhill Corporation increases its selling price by 16% and all other factors (including demand) remain constant. (Round answer to 2 decimal places, e.g. 15.25%.) Percent increase in profit %Assume the price remains at $40 per unit and variable costs remain the same per unit, but fixed costs increase by 16% annually. Calculate the percentage increase in unit sales required to achieve the same level of annual operating income calculated in part second part. (Round answer to 2 decimal places, e.g. 15.25%.) Percent increase in unit sales % Question Part Score --/1 Determine the sales required to earn an operating income of $432,000 after tax. Sandhill Corporation's income tax rate is 40%. Sales required to earn an operating income of $432.000Sandhill Corporation sells a single product for $40. Its management estimates the following revenues and costs for the year 2022: Net sales $600.000 Selling expenses-variable $24,000 Direct materials 108.000 Selling expenses-fixed 24,000 Direct labour 72,000 Administrative expenses-variable 12,000 Manufacturing overhead-variable 24,000 Administrative expenses-fixed 12,000 Manufacturing overhead-fixed 36,000 Assuming fixed costs and net sales are spread evenly throughout the year, determine Sandhill's monthly break-even point in units and dollars. (Round answers to O decimal places, e.g. 5,275.) Monthly break-even in units units Monthly break-even in dollars $