In its first month of operations, Whispering Winds Corp. made three purchases of merchandise in the following sequence: (1) 145 units at $7, (2) 490 units at $8, and (3) 145 units at $9. Assuming there are 340 units on hand, compute the cost of the ending inventory under the (a) FIFO method and (b) LIFO method. Whispering Winds uses a periodic inventory system. FIFO (a) Cost of the ending inventory 2670 LIFO (b) Cost of the ending inventory 2380