The Zenith Company sells tablet computers for outdoor use that are waterproof, shock resistant and run on solar power. The following information has been extracted from the records of Zenith: Jan 1: Beginning Inventory of 7,000 units @ \$4 each Jan 10: Bought 12,000 units @ \$3 Jan 15: Sold 14,000 units @ \$8 Jan 30: Bought 8,000 units @ \$5 If Zenith uses a perpetual bookkeeping system, the inventory was counted on January 31 , the physical stock count revealed there were actually 12,000 units on hand. Zenith should