Randall and Arts Inc. Income Statement For the Year Ending on December 31 (Millions of dollars) Year 2 Year 1 Net Sales 5,715 4,500 Operating costs except depreciation and amortization 1,365 1,268 Depreciation and amortization 286 180 Total Operating Costs 1,651 1,448 Operating Income (or EBIT) 4,064 3,052 Less: Interest 549244 Earnings before taxes (EBT) 3,515 2,808 Less: Taxes (25%) 879702 Net Income 2,636 2,106 Calculate the profitability ratios of Randall and Arts Inc. in the following table. Convert all calculations to a percentage rounded to two decimal places. Ratio Value Year 2 Year 1 67.82% Operating margin Profit margin 46.12% Return on total assets 19.91% 37.44% Return on common equity Basic earning power 24.02%