Analvsis and Internretation of Profitabilitv b. Compute net operating assets (NOA) for 2018 and 2017. c. Compute and disaggregate 3M's RNOA into net operating profit margin $ ***RNOA may be different from first RNOA calculation due to rounding d. Compute net nonoperating obligations (NNO) for 2018 and 2017. Confirm the relation: NOA = NNO + Total equity e. Compute return on equity (ROE) for 2018 . f. What is the nonoperating return component of ROE for 2018