Data for Tatung Electronics are presented in BE6.3. Compute the cost of the ending inventory under the LIFO method, assuming there are 420 units on hand.

BE6.3

In its first month of operations, Tatung Company made three purchases of merchandise in the following sequence:
(1) 300 units at NT$180,
(2) 400 units at NT$210, and
(3) 200 units at NT$240. Assuming there are 420 units on hand, compute the cost of the ending inventory under the
(a) FIFO method and
(b) average-cost method. Tatung uses a periodic inventory system. (Round average unit cost to two decimal places.)