Herst expense Income tax expense Total costs and expenses Net income Earnings per share 7,032 7,519 549,447 $ 28,918 $ 1.78 1941 6,846 429,474 $ 26,928 $ 1.66 Complete this question by entering your answers in the tabs below. A 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 efficiency improve or worsen in the Current Year versus 1 Year Ago