Use the information in the table below to assist you in calculating the three inventory methods shown under Inventory Methods. Month Units Cost per Unit Amount January 1 Begin 300 $40 $12,000 Inventory April 1 200 $50 $10,000 Julv 1 300 $55 $16 500 September 15 350 $60 $21.000 November 20 200 $65 $13,000 Totals 1350 $72,500