Construct the DuPont system of analysis using the following financial data for Key Wahl Industries and determine which areas of the firm need further analysis. Key Wahl Industries: Sales $4,500,000 Net Profits after taxes 337,500 Total Assests 6,750,000 Total Liabilities 3,375,000 Industry Averages: Total asset turnover 0.71 Debt Ratio 33.00% Financial Leverage Multiplier 1.50 Return on Total Assets 6.75% Return on Equity 10.00% Net Profit Margin 9.50%.