Beryl Co.uses a periodic inventory system and has the following information in regard to its inventory: Beginning inventory 400 units @ $15 $ 6,000 Purchase on January 25 600 units @ $16 9,600 Purchase on March 15 400 units @ $17 6,800 Purchase on October 2 800 units @ $18 14,400 Goods available for sale $ 36,800 There are 1.000 units in ending inventory. Required: What is the amount of the ending inventory using the LIFO method