A business uses a perpetual system and the Last In First Out method. The business reports the following: Inventory on 7/1/19 consists of 20 units at $15 per unit Purchased 50 units for $20 per unit on 7/2/19 Sold 30 units for $35 per unit on 7/3/19 Calculate the inventory balance after they make the sale on 7/3/19