Cullumber Company uses a perpetual inventory system and reports the following for the month of June. (a1) Your answer is correct. Calculate the weighted-average cost per unit, using a perpetual inventory system. Assume a sale of 400 units occurred on June 15 for a selling price of $9 and a sale of 46 units on June 27 for $10. (Round intermediate colculations to 0 decimal places, eg. 152 and final answers to 3 decimal places, eg. 5.125.) June 1 June 12 June 15 June 23 June 27 minst bi ofkimal pheses est tasj