Please see an attachment for details Beginning inventory, purchases, and sales data for prepaid cell phones for December are as follows: InventoryPurchases Sales Dec. 1 3,000 units at $28 Dec. 10 1,500 units at $30 Dec. 12 2,100 units Dec. 20 1,350 units at$32 Dec. 14 1,800 units Dec. 31 900 units a. Assuming that the perpetual inventory system is use Show more Show more Math Applied MathematicsFNEC 104153