20) Compute the amount of (1) ending inventory and (2) cost of goods sold using each of the following inventory cost flow methods: (Periodic) Show your work and prove your calculations (10 pts) (A) FIFO (B) LIFO (C) Average Cost 1. Ending Inventory 2. COGS The following information pertains to the inventory of the Brighton Sales Group, Inc. Jan. 1 Beginning Inventory200 units @ $22 $4.400 March 14 Purchase 200 units @ $21 $4,200 July 12 Purchase 400 units @ $18 $7,200 Sept. 18 Purchase 300 units @ $20 $6,000 Oct. 31 Purchase 100 units @ $25 $2.500 Total Goods Available for Sale 1.200 units $24.300 20) Compute the amount of (1) ending inventory and (2) cost of goods sold using each of the following inventory cost flow methods: (Periodic) Show your work and prove your calculations (10 pts) (A) FIFO (B) LIFO (C) Average Cost 1. Ending Inventory 2. COGS The following information pertains to the inventory of the Brighton Sales Group, Inc. Jan. 1 Beginning Inventory200 units @ $22 $4.400 March 14 Purchase 200 units @ $21 $4,200 July 12 Purchase 400 units @ $18 $7,200 Sept. 18 Purchase 300 units @ $20 $6,000 Oct. 31 Purchase 100 units @ $25 $2.500 Total Goods Available for Sale 1.200 units $24.300