Why COGS is 63100

materials available ending inventory sold 18000 6000 12000 units units units Ending inventory 25,200.00 3000 3000 units @ units @ 8.40 8.00 lower 24,000.00 49,200.00 48.600.00 28,000.00 NRV 8.1 sold 6000 4000 3000 5000 units @ units @ units @ units @ 7.00 7.70 8.00 23,100.00 40,000.00 63.100.00 COGS The records of Acme Inc. show the following data about one product sold during the year. Transactions occurred in the order given. Units 4000 Unit cost $7.00 Beginning inventory Purchase 1 sale Purchase 2 7.70 3000 5000 8000 7000 3000 8.00 sale Purchase 3 8.40 At year end, the auditors noted sales of the product for $8.10 each