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Venodic Inventory by Three Methods The units of an item available for sale during the year were as follows: Jan 1 Inventory 10 units $41 Feb, 17 Purchase 20 units $43 Jul 21 Purchase 16 units $44 Nov. 23 Purchase 11 units o$45 There are 10 units of the item in the physical inventory at December 31. The periodic inventory system is used. Round average unit cost to the nearest cent and final answers to the nearest whole dollar, Frequired. Determine the inventory cost by the first in, first-out method, b. Determine the inventory cost by the tastie, nrtout method. c. Determine the inventory cost by the weighted average cost method