Required information [The following information applies to the questions displayed below] Trey Monson starts a merchandising business on December 1 and enters into the following three inventory purchases. Monson uses a periodic inventory system. Also, on December 15, Monson sells 28 units for $25 each. Purchases on December 7 Purchases on December 14 Purchases on December 21 18 units 35 unit $10.00 cost $15.00 cost 28 unite $18.00 coat Determine the costs assigned to ending inventory when costs are assigned based on the LIFO method. Purchases December 7 December 14 December 21 Total Periodic LIFO Cost of Goods Available for Sale Cost of Goods Sold Inventory Balance of units Cost per Cost of Goods of Available for units unit Cost per unit Cost of Goods Sold Sale sold of units in ending Inventory Cost per Ending unit Inventory $ o $0.00 $ 0 0 0.00 $0.00 0 $ 0 0 $ 0 ol 0