View Policies Current Attempt in Progress Sage Hill Inc. uses a perpetual inventory system. Data for product E2-D2 includes the following purchases. Date Number of Units Unit Price May 7 40 July 28 30 $18 23 On June 1, Sage Hill sold 20 units, and on August 27, 30 more units. Calculate the average cost of the goods sold in the sale. (Round answers to 3 decimal places, e.g. 5.125.) June 1 sale: $ Aug. 27 sale: $