The following units of an inventory item were available for sale during the year: Beginning inventory 11 units at $52 First purchase 17 units at $52 Second purchase 22 units at $57 Third purchase 17 units at $61 The firm uses the periodic inventory system. During the year, 41 units of the item were sold. The value of ending inventory using FIFO is a. $1,550 b. $2,122 c. $1,240 d. $2,434 The units of Manganese Plus available for sale during the year were as follows: Mar. 1 20 units $32 $640 June 16 Inventory Purchase Purchase 27 units 837 Nov. 28 @ $31 $35 1,435 41 units 88 units $2,912 There are 15 units of the product in the physical inventory at November 30. The periodic Inventory system is used. Round answers to the nearest whole dollar, a. Determine the inventory cost by the FIFO method. b. Determine the inventory cost by the LIFO method. c. Determine the inventory cost by the average cost methods