D E B Sales Sales Discounts Sales Returns & Allowances COGS Operating & Other Expenses A/R Allowance Doubtful Accounts 20x3 20X2 20X1 $ 4,120.00 S 3,680.00 S 3,412.00 40.00 28.00 20.00 80.00 52.00 72.00 2,000.00 1,872.00 1,759.60 1,600.00 1,440.00 1,328.00 560.00 524.00 500.00 40.00 44.00 20.00 Net Sales Gross Profit (Margin) Net Income Average Net A/R 20x3 4,000.00 2,000.00 400.00 20x2 3,600.00 1,728.00 432.00 20X1 3,320.00 1,560.40 431.60 x x xx Gross Margin Ratio Profit Margin Ratio A/R Turnover Ratio Average Collection Period (days) Ave Collection Period = 365 / A/R Turnover x x x X X X X X X X Is Your Co's gross margin ratio better than the industry average of 45%? Is Your Co's profit margin ratio better than the industry average of 11%? Is Your Co's A/R Turnover ratio better than the industry average of 12? X