Simon Company's year-end balance sheets follow. For both the current year and one year ago, compute the following ratios: The company's Income statements for the current year and 1 year ago, follow. For both the Current Year and 1 Year Ago, compute the following ratios: (1-a) Profit margin ratio. (1-b) Did profit margin Improve or worsen in the Current Year versus 1 Year Ago? (2) Total asset turnover. (3-a) Return on total assets. (3-b) Based on return on total assets, did Simon's operating efficlency Improve or worsen in the Current Year versus 1 Year Ago