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 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 $14 cost Of the units sold, eight are from the December 7 purchase and seven are from the December 14 purchase. Determine the costs assigned to ending inventory when costs are assigned based on specific identification. Answer is complete but not entirely correct. Specific Identification Goods Available for Sale Cost of Goods Sold Ending Inventory Cost # of units Cost of Goods # of Cost Cost of per Available units per Goods of units in ending unit for Sale sold unit Sold Inventory Cost per unit Ending Inventory Purchases December 7 10 $6.00 $ 60 0$6.00 $ 0 10 $6.00 $ 60 December 14 20 12.00 240 15 12.00 180 512.00 60 December 21 15 14.00 210 15 14.00 210 Total 45 $ 510 15 $ 180 30 $ 330