Irst-in, first-out method; equivalent unitsaztec inc. produces soft drinks. mixing is the first department, and its output is measured in gallons. aztec uses the fifo method. all manufacturing costs are added uniformly. for july, the mixing department provided the following information: production: units in process, july 1, 80% complete 30,000 gallonsunits completed and transferred out 195,000 gallonsunits in process, july 31, 75% complete 12,000 gallonscosts: work in process, july 1 $ 48,000costs added during july 390,000required: 1. calculate the equivalent units for july.