given the following data, calculate the cost of ending inventory using LIFO costing method SHOW WORK DATES 1/1 Beginning Inventory 35 units at $10 per unit 2/25 Purchase of Inventory 10 units at $12 per unit 5/20 Purchase of Inventory 20 units at $13 per unit 8/15 Purchase of Inventory 30 units at $14 per unit 10/17 Purchase of Inventory 25 units at $15 per unit 12/31 Ending Inventory 50 units