977 OBJ. 2 PE 20-2B Units to be assigned costs Keystone Steel Company has two departments, Casting and Rolling. In the Rolling De- Department received 8,500 tons from the Casting Department. During the period, the partment, ingots from the Casting Department are rolled into steel sheet. The Rolling beginning of the period. The ending work in process inventory was 1,000 tons. How Rolling Department completed 7,900 tons, including 400 tons of work in process at the many tons were started and completed during the period? AD 982 PE 20-5B Cost per equivalent unit The cost of direct materials transferred into the Rolling Department of Keystone Steel Company is $510,000. The conversion cost for the period in the Rolling Department is $81,200. The total equivalent units for direct materials and conversion are 8,500 tons and 8,120 tons, respectively. Determine the direct materials and conversion costs per equivalent unit. 20-6 984 PE 20-6B Cost of units transferred out and ending work in process OBJ. 2 The costs per equivalent unit of direct materials and conversion in the Rolling Depart- ment of Keystone Steel Company are $60 and $10, respectively. The equivalent units to be assigned costs are as follows: Equivalent Units Direct Materials Conversion Inventory in process, beginning of period 0 320 Started and completed during the period 7,500 7,500 Transferred out of Rolling (completed) 7,500 7,820 Inventory in process, end of period 1,000 300 Total units to be assigned costs 8,500 8,120 The beginning work in process inventory had a cost of $25,000. Determine the cost of completed and transferred-out production and the ending work in process inventory