In August Riverwood Manufacturing recorded the following information pertaining to its use of materials in Work in Process (equivalent units are denoted by EU): Beginning inventory. Materials added..... 4,000 EUS $3.375 per EU $195,000 Completed units transferred out. 40,000 Ending inventory... R 5,000 EUS What is the weighted average cost per equivalent unit of materials for the month of August? (Round to the nearest $.001.)