A company began January with $8,000$ units of its principal product. The cost of each unit is $$6.$ Inventory transactions for the month of January are as follows:

$\backslash$table$[[$Date of Purchase,Purchases$],[,$Units,Unit Cost$*,$Total Cost$],[$January $10,6,000,$$$7,$$$42,000$

$3.$ Calculate January's ending inventory and cost of goods sold for the month using FIFO, perpetual system.