puid nave caused discrepancy? P8.15 Some of the information found on a detailed inventory card for Soave Stationery Ltd. for May is as follows: Received Issued Balance Date No. of Units Unit Cost No. of Units No. of Units May 1 (opening balance) 1,150 $2.90 1,150 2 1,050 3.00 2,200 7 700 1,500 10 600 3.20 2,100 13 500 18 1,000 3.30 300 20 1,100 23 1,300 3.40 26 28 1,500 3.60 31 Instructions a. From the above data, calculate the ending inventory based on each of the following cost formulas. Assume that perpetual inventory records are kept in units only and average cost is calculated monthly at each month end. Calculate unit costs to the nearest cent and ending inventory to the nearest dollar. 1. First-in, first-out (FIFO) 2. Weighted average cost b. Based on your results in part (a), and assuming that the average selling price per unit during May was $7.25, prepare partial income statements up to the gross profit on sales" line. Calculate the gross profit percentage under each inventory cost formula. Round your answers to one decimal place. Comment on your results. c. Digging Deeper Assume the perpetual inventory record is kept in dollars, and costs are calculated at the time of tath withdrawal. Recalculate the amounts under this revised assumption, rounding average unit costs to four decimal places. Would the ending inventory amounts under each of the two cost formulas above be the same? Explain