Cameron company uses the weighted-average method in its process costing system. the packaging dept started the month with 290 units in process that were 90% complete, received 1,400 units from the finishing dept, and had 110 units in process at the end of the period. all materials are added at the beginning of the process, and conversion costs are incurred uniformly. the units in process at the end of the month are 60% complete with respect to conversion costs. during the month 1,580 units were completed and transferred out. the department incurred the following costs: beginning wip added this month totaltransferred in 450 13400 13850800 3100 3900650 55401900 22040 23940what is the cost per equivalent unit for direct materials?