In its first month of operations, McLanie Company made three purchases of merchandise in the following sequence: (1) 300 units at $6, (2) 400 units at $8, and (3) 500 units at $9. Assuming there are 200 units on hand, compute the cost of the ending inventory under the 

(a) FIFO method 

(b) LIFO method. McLanie uses a periodic inventory system.