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

Jan. 1	Inventory	1,060 units @ $140
Feb. 17	Purchase	1,405 units @ $142
Jul. 21	Purchase	1,590 units @ $145
Nov. 23	Purchase	1,150 units @ $147

There are 1,225 units of the item in the physical inventory at December 31. The periodic inventory system is used. Do not round intermediate calculation and round final answer to nearest whole value.

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. $fill in the blank 3