Sheridan Company's record of transactions conceming part WAb for the month of September was as follows: Compute the inventory at September 30 on esch of the following bases. Assume that perpetual inventory records are kegt in units only, (1) First-in first-out (FIFO), (2) Last-in, first-out (LIFO). (3) Average-cost. (Reund average coit per undt fo 2 decleltal ploces eg 2.76 and final answers to 0 declenal ploces, 5.6,548j