QUESTION 2: The inventory of Product EL and data on purchases and sales follow. The company closes its books at the end of each month. June 1 Inventory 50 units @ $204 5 Sale 30 units 10 Purchase 100 units @ $220 17 Sale 60 units 30 Inventory 60 units Calculate the ending inventory and cost of goods sold assuming i) Periodic inventory system and FIFO ii) Periodic inventory system and AVCO Perpetual inventory system and FIFO iii) iv) Perpetual inventory system and AVCO Trastent