how do i solve this, please anyone?

View Policies Current Attempt in Progress Kingbird, Inc. has the following inventory data: July Beginning inventory Purchases Purchases 120 units at $19 420 units at $20 60 units at 522 $2280 8400 1320 $12000 22 A physical count at merchandise inventory on July 30 reveals that there are 200 units on hand. Using the average cost method the value of ending inventory is 54120 54000 53880 5066