Inits first month of operations, Cullumber Company made three purchases of merchandise in the following sequence:(1) 318 units at $6,(2)424 units at $8, and (3) 530 units at $9. Assuming there are 212 units on hand at the end of the period, compute the cost of the ending inventory under (a) the FIFO method and (b) the LIFO method, Cullumber uses a periodic inventory system