Polk Company manufactures basketballs. Materials are added at the beginning of the production process and conversion costs are incurred uniformly. Production and cost data for the month of July 2020 are as follows. Percent Units Complete 420 60 % 1,250 600 40% Production Data-Basketballs Work in process units, July 1 Units started into production Work in process units, July 31 Cost Data-Basketballs Work in process, July 1 Materials Conversion costs Direct materials Direct labor Manufacturing overhead $740 620 $1,360 2,767 721 1,410 (a1) Calculate the equivalent units of production for materials and conversion costs. Materials Conversion Costs Equivalent Units