Monarch Company uses a weighted-average perpetual inventory system, and has the following purchases and sales: Units Sold at Retail Date January 1 January 12 January 20 Activities Purchase Sales Purchase Units Acquired at Cost 20 units @ $10 = $200 12 units sold 18 units @ $11 = $198 What is the value of ending inventory? (Round average cost per unit to 2 decimal places, and final answer to the nearest dollar.) Multiple Choice $278. $272. $126. $398. $120. Monarch Company uses a weighted average perpetual inventory system and has the following purchases and sales: Units sold at Retail Date January 1 January 12 January 20 Activities Purchase Sales Purchase Units Acquired at Cost 20 units @ $10 = $200 12 units sold 18 units @ $11 $198 What is the value of cost of goods sold? Multiple Choice $278. $272 $126. $398. $120