Please provide answers for the attached document by 11/9/15, 5pm. Please show work.

Chapter 4 Assurance of Learning Exercise (See related pages) 1. Using the financial ratios provided in the Appendix and the financial statement information for Macy's, Inc., below, calculate the following ratios for Macy's for both 2011 and 2012. a. Gross profit margin. b. Operating profit margin. c. Net profit margin. d. Times interest earned coverage. e. Return on shareholders' equity. f. Return on assets. g. Debt-to-equity ratio. h. Days of inventory. i. Inventory turnover ratio. j. Average collection period. Based on these ratios, did Macy's financial performance improve, weaken, or remain about the same from 2011 to 2012