PT Titan's inventory data (using the periodic system) for July 2011 are: It is known that there were 140 units sold, the selling price per unit was IDR 15,000. Calculate: 1. COGS, Ending Inventory and Gross Profit values for July 2011 using the FIFO I method COGS, Ending Inventory and Gross Profit values for July 20nt using the Average 2 method