PROB. 4 - MOVING AVERAGE METHOD The following data were extracted from the records of Jailbird Company about its inventory for the month of January of the current year. Unit Unit Cost Total Cost Jan 1 Beginning 16,000 140 2,240,000 5 Purchase 4,000 150 600,000 10 Sale 15,000 15 Purchase 20,000 160 3,200,000 16 Purchase return 1,000 160 160,000 25 Sale 8,000 26 Sale return 4,000 31 Purchase 30,000 150 4,500,000 What is the moving average cost of the inventory on January 31? a) 7.625.000 b) 7.500.000 c) 7.690.000 d) 7.530.000