how is C & D calculated?

2. Matlock Corporation sells item A as part of its product line. Information as to balances on hand, purchases, and sales of item A are given in the following table for the six months of 2018. Quantities Purchased Sold Unit Price of Purchase $3.65 $3.90 1,300 Date January 11 January 24 February 8 March 16 June 11 Balance 400 1,700 1,400 840 1,440 - 300 560 - 600 $4.10 Required: a. Compute the ending inventory at June 30 under the perpetual LIFO inventory pricing method. b. Compute the ending inventory at June 30 under the periodic LIFO inventory pricing method. C. Compute the cost of goods sold for the first six months under the perpetual FIFO inventory pricing method. d. Compute the cost of goods sold for the first six months under the periodic FIFO inventory pricing method. C. COGS = 300 $3.65 + (100 $3.65 + 460 $3.90) = 1,095 + (365 + 1,794) = $3,254 10 d. Ending inventory under the periodic FIFO: Quantities Unit Price 840 @$3.90 600 @4.10 1,440 Balance ($) = $3,276 = 2,460 $5,736 COGS = Beginning Inventory + Net Purchase Ending Inventory = 1,460 + 5,070 + 2,460 5,736 = $3.254