The general merchandise retail industry has a number of segments represented by the following companies: Costco Wholesale corporation, Wal-Mart, JCPenny Comapany. For a recent year the following cost of merchandise sold and beginning and ending inventories have been provided from corporate annual reports (in millions) for these three companies.

a. Determine the inventory turnover ratio for all three companies. Round to two decimal places

b. Determine the days' sales in inventory for all three companies. Use 365 days and round to one decimal place.

c. Interpret these results based on each company's merchandise concept.