Required information [The following information applies to the questions displayed below] Trey Monson starts a merchandising business on December 1 and enters into the following three inventory purchases. Monson uses a perpetual inventory system. Also, on December 15. Monson sells 15 units for $38 each. Purchases on December 7 Purchases on December 14 Purchases on Decenter 21 10 units 9$24.00 cost 20 units $30.00 cost 15 units e 532,00 cost Of the units sold, 8 are from the December 7 purchase and 7 are from the December 14 purchase. Determine the costs assigned to ending inventory when costs are assigned based on specific identification