ce 4a. Calculate Sudsy's ROI for 2019. To calculate average total assets, use the December 31, 2018, balance sheet for the beginning balance and the budgeted balance sheet for December 31, 2019, for the ending balance. Round all of your answers to four decimal places. ROI: Decimal 4b. Calculate Sudsy's profit margin ratio for 2019. Interpret your results. Profit Margin Ratio: Decimal Interpretation: 4c. Calculate Sudsy's asset turnover ratio for 2019. Interpret your results. Asset Turnover Ratio: Interpretation: Decimal 4d. Use the expanded ROI formula to confirm your results from Requirement 10. Interpret your results. Expanded ROI: Interpretation: 4e. Sudsy's management has specified a 30% target rate of return. Calculate Sudsey's RI for 2019. Interpret your results. Residual Income: Interpretation: (27,240.00)