9. Given the following information for Rosato Pizza Co, calculate the depreciation $5,100; expense: Sales $41,000; Costs $19,500; Addition to retained earnings dividends paid = $1,500, interest expense-S4500: Tax rate = 35%. The following information is taken from the financial statements of Down Hon three years. The owner, John Walton is quite pleased to see that his sales are growing steadily. 2018 $61,500$50,400 $42,000 16,800 4,620 2,940 2016 2017 Sales. Cost of goods sold.27,67 Profit from operations... 7,5 Profit. 21,170 6,050 4,030 . 3,075 Requirements: a. Calculate gross profit margin, profit margin, and profit margin using profit from operations. b. Comment on whether the Deli is, in fact, doing better over the three years as John believes