Selected financial information for Lavin Corp. amounts in millions of dollars Sales Cost of sales Net income Total assets Total liabilities Stockholders' equity 2021 2020 $ 49,161 47,142 19,480 19,373 8,981 7,853 113,481 105,070 53,774 48,409 59,698 56,654 Requirements: Complete each of the following items. Show your response directly under each item by inserting the appropriate Excel formulas. Use cell references to the data provided whereever possible. Label your work appropriately. NO CREDIT can be awarded for manual entries of calculated amounts. Compute ROE for Lavin Corp. Compute ROA and FL for 2021 using the DuPont ROE disaggregation Confirm that ROA x Financial leverage = ROE Disaggregate 2021 ROA into components of PM and AT. Prove that the product of these components computes to ROA Compute gross profit margin for 2021 Compute liabilities-to-equity ratio for 2021