Unizat Corporation uses the weighted-average method in its process costing system. The following information pertains to one of the company's processing departments for a recent month: Beginning work in process 30,000 units and $22,000 materials cost, started during the month 80,000 units and $72,000 materials costs, Units completed 85,000, and Ending work in process 25,000 units. All materials are added at the beginning of the process. The cost per equivalent unit for materials is closest to: with steps please