Perpetual Inventory Using FIFO Beginning inventory, purchases, and sales data for portable DVD players are as follows: Apr. 1 Inventory 41 units @ $56 10 Sale 31 units 15 Purchase 17 units @ $59 20 Sale 17 units 24 Sale 5 units 30 Purchase 40 units @ $61 The business maintains a perpetual inventory system, costing by the first-in, first-out method. Determine the cost of the merchandise sold for each sale and the inventory balance after each sale, presenting the data in the