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Presented below is information related to Manama Company Cost Beginning inventory $550.000 Purchases 2,100,000 Markups Markup cancellations Markdowns Markdown cancellations Sales Sales returns Retail $600,000 3,700,000 170,000 60.000 52.000 15.000 4.500.000 550,000 Required: Compute the ending inventory at retail and at cost by the conventional retail inventory method (Show your calculations)