Concord Department Store uses a perpetual inventory system. Data for product E2-D2 include the following purchases.. Number of Date Units Unit Cost May 7 50 $10 July 28 35 13 On June 1, Concord sold 29 units, and on August 27, 43 more units. (a) Prepare the perpetual inventory schedule for the above transactions using FIFO. Product E2-D2 Date Purchases Cost of Goods Sold May 7 June 1 July 28 Aug. 27 $ $ $ $ $ Balance