Coronado Company has the following equivalent units of production for Jul y: materials 31000 and conversion 22800. Production cost data are: Materials Conversion Work in process, July 1 $ 7400 2000 Costs added in July6700055000 The unit production costs for July are: Materials O $2.16 O $2.40 O $2.40 O $2.16 $2.50 $2.50 $2.41 $2.41