Bcorporation uses the weighted-average method in its process costing system. the assembly department started the month with 5,200 units in its beginning work in process inventory. an additional 69,000 units were transferred in from the prior department during the month to begin processing in the assembly department. there were 34,000 units in the ending work in process inventory of the assembly department that were 60% complete with respect to conversion costs. what were the equivalent units for conversion costs in the assembly department for the month?