Saved He! Purchases on December 7 Purchases on December 14 Purchases on December 21 20 units @ $20.00 cost 34 units @ $30.00 cont 30 units @ $36.00 cost QS 6-11 Perpetual: Inventory costing with LIFO LO P1 Required: Monson sells 30 units for $50 each on December 15. Monson uses a perpetual inventory system. Determine the costs assigned to the December 31 ending inventory when costs are assigned based on LIFO. Perpetual LIFO: Goods purchased Cost of Goods Sold Inventory Balance Date Cost per Cost of Goods Available for Sale # of units Cost per # of units Cost per Cost of Goods unit Sold units unit unit Inventory Balance sold December 7 December 14 December 15 December 21 Totals