Inventory Costing. Methods - Periodic & Perpetual (15 Points) The following information is given to you regarding the purchase, sale and beginning balance of inventory for the month of November, 2019 for Uniform Supplies Unlimited Inc. The company sells all their merchandise at a uniform selling price of $60 per unit. Nov 15 Balance of Beginning inventory 500 units @ $10 17 Sales 400 units 19 Purchases 1,500 units @ $12 22 Sales 1,200 units 25 Purchases 300 units @ $14 Required: A. Using the PERIODIC inventory system, assuming FIFO costing method is used, calculate ending inventory (in units and dollars), cost of goods sold and gross profit on Nov 30, 2019 B. Using the PERPETUAL Inventory system, assuming LIFO costing method is used, calculate ending inventory (in units and dollars) cost of goods sold and gross profit on Nov 30, 2019