Vaughn Company's record of transactions for the month of April was as follows. (a1) Assuming that periodic inventory records are kept in units only, calculate the average-cost per unit. (Round answer to 2 decimal places, e.g. 2.76.) Average-cost per unit per unit eTextbook and Media Attempts: 1 of 3 used (a2) Assuming that periodic inventory records are kept in units only, compute the inventory at April 30 using LIFO and average-cost. (Round answer to 0 decimal places, e.g. 2,760.) LIFO $ Average-cost $