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Cullumber Company uses a perpetual inventory system and reports the following for the month of June Calculate the weighted-awerage cost per unit, using a perpetual inventory system Assume a sale of 400 units occurred on June 15 for a selling price of 59 and a sale of 46 units on June 27 for $10. (Round intermedlate calculations to 0 decimal ploces, eg 152 and final answers to 3 decimal places, es, 5.125. June 1 June 12 June 15 June 23 5 June 27