tempt in Progress Cullumber Corporation sells a single product for $40. Its management estimates the following revenues and costs for the year 2022: Net sales $530,000 Selling expenses-variable $21,200 Direct materials 95,400 Selling expenses-fixed 21.200 Direct labour 63,600 Administrative expenses-variable 10.600 Manufacturing overhead-variable 21,200 Administrative expenses-fixed 10,600 Manufacturing overhead-fixed 31,800 (a) (d) 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, eg. 15.25%) Percent increase in unit sales 96 e Textbook and Media Save for Later Attempts: 0 of 4 used Submit