In: Accounting
Data:
Date Item Units Cost per unit
Dec. 1 Inventory 30 $12
Dec. 10 Purchase 60 $13
Dec. 20 Purchase 40 $14
Dec. 12 Sale 40
Dec. 27 Sale 15
Required: (1) Find the ending inventory and the cost of goods sold for December under the
periodic inventory system using the following inventory costing methods.
(a) average cost
(b) FIFO
(2) Also find ending inventory and the cost of goods sold for the month of December
under the perpetual inventory system using the LIFO inventory costing system.