Prepare schedules to compute the ending inventory at March 31,2012, under each of the following inventory methods. a) FIFO b) LIFO c) Weighted-Average. Units Unit Cost 600 $8 January 1, 2012 (beginning inventory) Purchases: 1100 9 Jan 5, 2012 1300 10 Jan 25 800 11 Feb 16 600 12 March 26 March 31, 2012 shows 1,500 units on hand