Sales Cost of goods sold Gross profit Operating expenses Operating income $85,000 42,500 $42,500 30,500 $12,000 Based on an analysis of cost behavior patterns, it has been determined that the company's contribution margin ratio is 26%. Required: a. Rea nge the pred ling income statement to the contribution gin format. b. Calculate operating income if sales volume increases by 9%. C. Calculate the amount of revenue required for Fairchild to break even. Complete this question by entering your answers in the tabs below. Required A Required B Required C Rearrange the preceding income statement to the contribution margin format