Exercise 8-11 (Part Level Submission) Waterway Company's record of transactions for the month of April was as follows Purchases Sales April 1 (balance on hand) 750 @ $5.00 1,875 5.07 1,000 5.36 1,500 5.56 875 5.66 625 5.86 April 3 625 $11.00 9 1,750 11.00 11 750 12.00 23 1,500 @ 12.00 27 1,12513.00 4 21 5,750 29 6,625 (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