Following are selected financial data in thousands of dollars for the Hunter Corporation.

Following are selected financial data in thousands of dollars for the Hunter Corporation. Current assets $500 Fixed assets, net 700 Total assets 1,200 Current liabilities 300 Long-term debt 200 Common equity 700 Total liabilities and equity Net sales $1,200 Net sales $1,500 Total expenses -1,390 Net income 110 a.Calculate Hunters rate of return on total assets in 2012 and in 2011. Did the ratio improve or worsen? b.Diagram the expanded Du Pont system for Hunter for 2012. Insert the appropriate dollar amounts wherever possible. c.Use the Du Pont system to calculate the return on assets for the two years, and determine why they changed.