Bei vor purses, and sales data for teaches are as follows: 19 $12 11 Purchase 17 nits $14 1 Sale 21 Purchase 14 $20 25 15 units the inventory costcardssuming the business maintains a perpetual vary system and mine the cost of Gods sold and endintorno Cost of Inventory Purchases Goods Sold Cost Total Unit Cost Total Cost Qty. Unit Cost Total Cost Date An 11 17 21 Total cost of goods sold Ending investory value