Ealculate a) cost of goods sold, b) ending inventory, and c) gross margin for A76 Company, considering the following transactionis under three different cost allocation methods and using perpetual Inventory updating. Provide calculations for last-in, firat-out (uro). LrFo (perpetual) Inventory Saie Purchase Saie Total Purchases Total coGs Gross Margin, LIO perpetual sales coss Gross Margin L1Fo (perpetual) inventery Cost off Tnventory Remalring Namber af Units trit Cost Ietal Cost