The following information pertains to Oklahoma Co.'s Tulsa Division for the month of April:

Units Materials
Beginning Work-in-Process 16,000 $ 7,500
Started in April 40,400 $ 18,400
Units completed 43,500
Ending Work-in-Process 12,900

All materials are added at the beginning of the process. Using the weighted-average method, the cost per equivalent unit of materials is: (CPA adapted) (Round your answer to 2 decimal place.