Perpetual Inventory Using LIFO

Beginning inventory, purchases, and sales data for prepaid cell phones for December are as follows:

$\backslash$table$[[$Inventory$,,$Purchases,,Sales,$],[$Dec$.1,3,800$ units at $$37,$Dec. $10,1,900$ units at $$39,$Dec. $12,2,660$ units$],[,,$Dec. $20,1,710$ units at $$41,$Dec. $14,2,280$ units$],[,,,$Dec. $31,1,140$ units,$]]$

Schedule of Cost of Goods Sold

LIFO Method Prepaid Cell Phones