Answer:
7,800 units
Step-by-step explanation:
work in process December 1 = 2,000 units x 60% = 1,200 equivalent units
work in process December 31 = 1,000 units x 50% = 500 equivalent units
unis started during the month = 7,500
total units transferred out = 2,000 units + 7,500 units - 1,000 units = 8,500
equivalent conversion units = total units transferred out + ending WIP - beginning WIP = 8,500 units + 500 units - 1,200 units = 7,800