Required information Middle Tennessee Company starts a merchandising business on December 1 and enters into the following three inventory purchases. Also, on December 15, Middle Tennessee Company sells 27 units for $20 each. Purchases on December 7 Purchases on December 14 Purchases on December 21 17 units @ $8.00 cost 34 units . $12.00 cost 27 units $14.00 cost Required: Middle Tennessee Company sells 27 units for $20 each on December 15. Middle Tennessee Company uses a perpetual inventory system and the LIFO method. Complete the table below to determine the costs assigned to the December 31 ending inventory and December cost of goods sold. Perpetual LIFO: Goods purchased Inventory Balance of units Date Cost of Goods Sold of units Cost per Cost of Goods sol unit ds Sold Cost per cost of Goods unit Available for of units Cost per unit Inventory Balance Sale December 7 $ 0.00 December 14 $ 0.00 December 15 December 21 $ 0.00