Weighted Average Cost Method with petual Inventory The beginning inventory at Midnight Supplies and data on purchases and sales for a three-month period ending March 31, are as fo Per Unit Total of Units Jan. 1 Inventory7,500 $75.00562,500 10 Purchase22,50085.001,912,500 11,250150.00 1,687,500 3,750 150.00562,500 225,000 10 Purchase 54,000 87.504.725,000 27,000 160.004,320,000 25,500160.00 4,080,000 Mar. 5 Purchase45,000 89.50 4,027,500 30,000 160.00 4,800,000 7,500 90.00 675,000 26,250 160.00 4,200,000 28 Sale Sale Feb. 5 Sale 1,500 150.00 16 Sale 28 Sale 14 Sale 25 Purchase Sale Check My Work 04