Required Information [The following information applies to the questions displayed below] A company began January with 7.000 units of its principal product. The cost of each unit is $9. Inventory transactions for the month of January are as follows: " Includes purchase price and cost of freight. 12.000 units were on hand at the end of the month. . Calculate January's ending inventory and cost of goods sold for the month using Average cost, perpetual system. Jote: Round overoge cost per unit to 4 decimal places. Enter sales with a negative sign