Periodic Inventory by Three Methods

The units of an item available for sale during the year were as follows:

Jan. 1	Inventory	1,065 units @ $120
Feb. 17	Purchase	1,440 units @ $122
July 21	Purchase	1,660 units @ $123
Nov. 23	Purchase	1,140 units @ $124

There are 1,215 units of the item in the physical inventory at December 31. The periodic inventory system is used.

a. Determine the inventory cost by the first-in, first-out method. $fill in the blank 1

b. Determine the inventory cost by the last-in, first-out method. $fill in the blank 2

c. Determine the inventory cost by the weighted average cost method. Do not round intermediate calculation and round final answer to the nearest whole dollar. $fill in the blank 3