The following information pertains to Davis Co.'s Chesapeake Division for the month of May: Units 10,000 45,000 Beginning Work-in-Process (20% complete with respect to materials) Started in April Units completed Ending Work-in-process (40% complete with respect to materials) 35,000 20,000 Using the FIFO method, the equivalent units of production with respect to materials is: Multiple Choice 60,000 O 41,000 O 16.000 51,000 O d 55,000