Required information

$[$The following information applies to the questions displayed below.$]$

A company began January with $6,000$ units of its principal product. The cost of each unit is $$7.$ Inventory transactions for

the month of January are as follows:

Includes purchase price and cost of freight.

$8,000$ 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, periodic system.