Compute and Interpret Ratios Selected balance sheet and income statement information from Illinois Tool Works follows. $ millions 2019 2018 2017 Net operating profit after tax (NOPAT) $2,688 $2,792 Net income 2,597 2,640 Total assets Equity 14,164 13,978 $15,773 2,844 3,059 3,059 Net operating profit after tax (NOA) Treasury stock 8,337 8,894 9,484 19,551 18,071 16,029 a. Compute profitability measures: RNOA, ROA and ROE for 2019 and 2018 using the numbers as reported by the comp Note: Round answers to one decimal place (ex: 0.2345 = 23.5%). Metric RNOA 2019 2018 96 96 ROA 96 96 ROE 96 96 b. Adjust equity and total assets for the amount of treasury stock. $ millions 2019 2018 2017 Assets, restated $ $ $ Equity, restated $ $ Using these restated numbers, recompute RNOA, ROA and ROE for both years. Note: Round answers to one decimal place (ex: 0.2345 = 23.5%). Metric RNOA ROA 2019 2018 96 96 96 96 ROE 96 96 c. Which profitability measures (from part a or part b) better reflect the company's profit levels during the two years? Of the three measures, which one is least influenced by the company's stock repurchase activity?