Sunland Decor sells home decor items through three distribution channels-retail stores, the Internet, and catalog sales. Each distribution channel is evaluated as an investment center. Selected results from the latest year are as follows: Retail Stores Internet Catalog Sales Sales revenue $11,650,800 $3,680,000 $6,169,000 Variable expenses 3,990,000 1,357,000 1,930,000 Direct fixed expenses 5,913,180 983,480 3,819,508 Average assets 7,980,000 3,680,000 1,990,000 Required rate of return 12% 12% 12% (a1) Calculate the margin and asset turnover for each of the three distribution channels. (Round answers to 2 decimal places, e.g. 5.12% or 5.12.) Margin Asset turnover Retail Stores Internet % Catalog Sales do % %