*BE6-9 Rosario Department Store uses a perpetual inventory system. Data for product E2-D2 include the following purchases. Number of Date Units Unit Price May 7 50 $10 July 28 30 13 On June 1, Rosario sold 26 units, and on August 27, 40 more units. Prepare the perpetual inventory schedule for the above transactions using (a) FIFO, (b) LIFO, and (c) moving-average cost