9. The Juju co.uses the weighted average method in its process costing system. It processes ore into steel. Data provided for the number of ore processed for May are as follows; Percent completed Tons of ore Materials Labor and overhead 90% 80% Work in process May 1 90,000 Work in process May ? 60% 40% 31 Started into 395,000 production during May Transferred out 425,000 Compute the equivalent units of production for materials and for labor and overhead for May