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Sheridan 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: Sales revenue Retail Stores Internet $ 11,476,800 $3,670,000 3,985,000 1,372.000 5,885,048 963,955 7.970,000 3,670,000 Catalog Sales $5.955,000 1.920,000 Variable expenses Direct fixed expenses Average assets Required rate of return 3,636,015 1.985,000 12% 12% 12% (21) Calculate the margin and asset turnover for each of the three distribution channels. (Round answers to 2 decimal places, eg. 5.12% or 5.12.) Retail Stores Internet Catalog Sales % % Margin Asset turnover (a2) Calculate the ROI for each of the three distribution channels. (Round answers to 2 decimal places, eg. 5.12%.) Retail Stores Internet Catalog Sales % % % ROI