Juan Company began 2018 with 4,000 units of its principal product. The cost of each unit is $7. Merchandise transactions for the month of January 2018 are as follows: Purchases Date of Purchase Jan. 10 Jan. 184,000 Unit Cost* Total Cost S 8 24,000 9 36,000 60,000 Units 3,000 Totals 7,000 Includes purchase price and cost of freight. Sales Date of SaleUnits Jan. 5 2,000 Jan. 12 1,000 Jan. 20 3,000 Total 6,000 5,000 units were on hand at the end of the month. Required: Calculate January's ending inventory and cost of goods sold for the month using each of the following alternatives: 1. FIFO, periodic system 2. LIFO, perpetual system 3. Average cost, perpetual system. 1. Ending Inventory Cost of Goods Sold: 2. Ending Inventory: Cost of Goods Sold: 3. Ending Inventory Cost of Goods Sold