Chapter 8 - Inventory (In-Class) The following information is available for Picture This, LLC for September: 9/1 Inventory on hand 2,000 units @ $10.00 each 9/3 Purchased 1,000 units @ $10.75 each 9/7 Sold 500 units 9/21 Purchased 1,000 units @$10.95 each 9/29 Sold 1,500 units Calculate September's ending inventory and COGS for the month using each of the following alternatives: Average cost, Penodic FIFO periodic Average cost perpetual FI to perpetual Lito Perpetual 1. Average cost, Periodic system 2- Average cost, Perpetual system