- Your answer is partially correct. Compute cost of goods sold, assuming Metlock uses: (Round average cost per unit to 4 decimal places, e.g. 2.7631 and final answers to O decimal places, e.g. 6,548.) Cost of goods sold (a) Periodic system, FIFO cost flow 0 148300 (b) Perpetual system, FIFO cost flow 0 148300 (c) Periodic system, LIFO cost flow 0 178100 (d) Perpetual system, LIFO cost flow 0 169300 (e) Periodic system, weighted-average cost flow $ 160055.63 (f) Perpetual system, moving average cost flow $ 80.4348 Metlock Company is a multiproduct firm. Presented below is information concerning one of its products, the Hawkeye. Date Transaction 1/1 Beginning inventory 2/4 Purchase 2/20 Sale 4/2 Purchase 11/4 Sale Quantity Price/Cost 2,000 3,000 3,500 4,000 3,200 (a) Your answer is correct. Calculate average-cost per unit. (Round answer to 4 decimal places, e.g. 2.7613.) Average-cost per unit $ 23.8889