E3-17 The Cutting Department of Riehl Manufacturing has the following production and cost data for August. Production Costs 1. Started and completed 8,000 units. Beginning work in process $ 0 2. Started 1,000 units that are 40% Materials 45,000 completed at August 31. Labor 14,700 Manufacturing overhead 18,900 Instructions (a) Determine the equivalent units of production for (1) materials and (2) conversion costs. (b) Compute unit costs and show the assignment of manufacturing costs to units transferred out and in work in process