Weighted Average Cost Method with Perpetual Inventory The beginning inventory at Midnight Supplies and data on purchases and sales for a three-month period ending March 31, are as follows: Number Transaction of Units Per Unit Total Inventory 7,500 $75.00 $562,500 Date Jan. 1 10 Purchase 22,500 85.00 1,912,500 28 Sale 150.00 1,687,500 11,250 3,750 30 Sale 150.00 562,500 Feb 5 Sale 1,500 150.00 225,000 10 Purchase 54,000 87.50 4,725,000 > 16 Sale 27,000 160.00 4,320,000 28 Sale 25,500 160.00 4,000,000 Mars Purchase 45,000 89.50 4,027,500 14 Sale 30,000 160.00 4,800,000 25 Purchase 7.500 90.00 675,000 Sale 26,250 160.00 4,200,000 CHICW Caldatu Date Purchases Una cu Quantity Totaal Jan 10 Then 23 28