[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 15 units for $20 each Purchases on December 7 Purchases on December 14 Purchases on December 21 10 units @ $ 6 cost 20 units @ $12 cost 15 units @ 514 cost Determine the costs assigned to ending inventory when costs are assigned based on the LIFO method. Periodic LIFO: Cost of Goods Available for Sale Cost of Goods Sold # of Cost of Cost units sold per unit Goods Sold Cost of Goods Cost per Available for unit Sale # of units Inventory Balance #of units in ending Cost per Ending unit Inventory inventory Purchases December 7 60 0 10 $ 6.00 $ 20 12.00 15 15.00 45 $ $ 6.00 $ 12 00 December 14 December 21 Total 0 240 225 525 15 00 0 S 0 0 S 0