Simon Company's year-end balance sheets follow. At December 31 Assets Cash Accounts receivable, net Merchandise inventory Prepaid expenses Plant assets, net Total assets Liabilities and Equity Accounts payable Current Year 1 Year Ago 2 Years Ago $ 35,625 $ 31,800 89,500 112,500 10,700 278,500 $ 523,000 98,500 62,500 82,500 9,375 255,000 $ 445,000 $ 129,900 Long-term notes payable Common stock, $10 par value Retained earnings 163,500 131,100 $ 75,250 101,500 163,500 104,750 Total liabilities and equity $ 523,000 $ 445,000 $ 37,800 50,200 54,000 5,000 230,500 $ 377,500 $ 51,250 83,500 163,500 79,250 $ 377,500 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 Year Ended December 31 Sales Cost of goods sold Other operating expenses Interest expense Income tax expense Current Year 1 Year Ago $ 673,500 $ 532,000 $ 411,225 $ 345,500 134,980 13,300 8,845 642,400 502,625 209,550 12,100 9,525 Total costs and expenses Net income Earnings per share $ 31,100 $ 1.90 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. $ 29,375 $ 1.80 (3-b) Based on return on total assets, did Simon's operating efficiency improve or worsen in the Current Year versus 1 Year Ago? S