Hendrix, Inc. employs a process costing system. Direct materials are added at the beginning of the process. Here is information about July's activities: On July 1: Beginning inventories = 750 units, 60% complete Direct materials cost = $5,925 Conversion costs = $4,095 During July: 15,000 units started Direct materials added = $150,000 Conversion costs added = $83,520 On July 31: Ending inventories = 1,500 units, 40% complete Using the FIFO method, the number of equivalent units of direct material costs was Select one: ca. 13500 b. 14400 c. 1500 Windows Louw d. 15000