Use the following information for the Quick Study below. Trey Monson starts a merchandising business on December 1 and enters into the following three inventory purchases. Also, on December 15, Monson sells 29 units for $45 each. Purchases on December 7 Purchases on December 14 Purchases on December 21 19 units @ $18.00 cost 35 units @ $27.00 cost 29 units @ $32.00 cost Perpetual LIFO: Goods purchased Cost of Goods Sold Inventory Balance Date Cost per # of units Cost per unit Cost of Goods Available for Sale # of units sold Cost per Cost of Goods unit Sold # of units Inventory Balance unit December 7 December 14 December 15 December 21 Totals