Question 3 From the information provided, calculate Wooden's profit margin ratio for each of the three years. Comment on the results, assuming that the industry average for the profit margin ratio is 6% for each of the three years. Net profit Net Sales Total Assets 2011 S 2.630 36,500 400,000 2010 $ 2.100 32.850 385.000 2009 $ 1,850 31,200 350,000 2011 2010 2009 Profit margin