Transaction Number of Units Unit Cost February 1 Beginning Inventory 600 $3 February 2 Purchase #1 500 $4 February 5 Sale #1 700 February 12 Purchase #2 600 $5 February 15 Sale #2 700 February 23 Purchase #3 900 $6 February 28 Ending Inventory WHAT WOULD BE THE COGS UNDER FIFO AND UNDER LIFO