Refer to the financial statements for Danier Leather, High Liner Foods, Shoppers Drug Mart, and WestJet in Appendix II at the end of the textbook. Calculate the following ratios for 2011 and 2010 for each company, indicating whether the change was favourable or unfavorable (round calculations to two decimal places).
1. Profit margin
2. Debt ratio
3. Current ratio
4. Can you compare these ratio results among these four companies? Explain why or why not.