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8. ---Perpetual LIFO and Periodic FIFO. 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 first six months of 2020. Quantities Unit Price Date Purchased Sold Balance of Purchase January 11 400 $4.65 January 24 1,300 1,700 $4.90 February 8 300 1,400 March 16 560 840 June 11 600 1,440 $5.10 Instructions (a) Compute the ending inventory at June 30 under the perpetual LIFO inventory pricing method. (b) Compute the cost of goods sold for the first six months under the periodic FIFO inventory pricing method