[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 perpetual inventory system. Also, on December 15, Monson sells 15 units for $35 each. Purchases on December 7 10 units @ $21.00 cost Purchases on December 14 20 units @ $27.00 cost Purchases on December 21 15 units @ $29.00 cost QS 6-14 (Algo) Perpetual: Inventory costing with specific identification LO P1 of the units sold, 8 are from the December 7 purchase and 7 are from the December 14 purchase, Determine the costs assigned to ending inventory when costs are assigned based on specific identification Specific Identification Goods Available for Sale Cost of Goods Sold Cost of Goods # of Cost Cost of # of units units unit Sale per unit Goods Sold sold Ending Inventory # of units in ending Cost per Ending unit Inventory Inventory Cost per Available for Purchases December 7 December 14 December 21 Total