ammer Company uses a weighted average perpetual inventory system and reports the following: Date Activities Units Acquired at Cost Units Sold at Retail August 2 Purchase 10 units @ $14 = $140 August 18 Purchase 15 units @ $17 = $255 August 29 Sales 20 units sold August 31 Purchase 14 units @ $18 = $252 What is the per unit value of ending inventory on August 31? Answers should be rounded to the nearest cent. Multiple Choice $19.63 $15.80 $18.00 $17.42 $14.00