Perpetual Inventory Using LIFO eeginning inventory, purchases, and salkes data for prepaid cell phones for December are as followss Purchases Dec. 10 Dec. 20 Inventory Sales 144 units at $90 Dec. 12 240 units 240 units at $96Dec. 14 166 units Dec. 31 200 units Dec. 1 310 units at $88 a. Assuming that the perpetual inventory system is used, costing by the LIFO method, determine the cost of goods sold for each sale and the inventory balance after each form ilustrated in Eshibit 4. Under LurO, if units are in inventory at thro different costs, anter the units with the HIGHER unit cost first in the Cost of Goods Sold Unit Cos cost first in the inventory Unit Cost column Schedule of Cost of Goods Sold LIFO Method Prepaid Cell Phones Purchased Purchases Unit Cost Purchases Total Cost Quantity Seld Cost of Goods Sold Unit Cost Cost of Goods Seld Total Cost inventory Quantty Inventory Unit Cost Dec. 1 310 588 Dec. 10 Dec 12 Dec. 34 Check My Work