The Lakeside Company uses a weighted-average process costing system. The following data are available: Beginning inventory -0- Units started in production 22,800 Units finished during the period 17,400 Units in process at the end of the period (complete as to materials, complete as to labor and overhead) Cost of materials used Labor and overhead costs 5,400 $52,430 $45,060 Cost per equivalent unit of materials is: Cost per equivalent unit of materials is: Multiple Choice $1.98 $2.30. $2.21. $2.40