Please answer A-F, I will rate your answer

Analysis and Interpretation of Profitability Balance sheets and income statements for Costco Wholesale Corporation follow. (a) Compute net operating profit after tax (NOPAT) for 2018 . Assume that the combined federal and state statutory tax rate is 22%. (b) Compute net operating assets (NOA) for 2018 and 2017. (c) Compute Costco's RNOA, net operating profit margin (NOPM) and net operating asset turnover (NOAT) for 2018. s | (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) Infer the nonoperating return component of ROE for 2018