Oriole Company's Work in Process - Painting account shows the following activity. The company uses weighted-average process costing. Production records show that there were 770 units in the beginning work in process inventory that were 30% complete as to conversion costs, 4,180 units started into production, and 4,550 units completed and transferred out. The beginning work in process inventory had materials cost of $1,383 and conversion costs of $763. The units in ending working process inventory were 40% complete as to conversion costs. Materials are entered at the beginning of the painting process. What is the unit materials cost for May? (Round answer to 2 decimal places, e.g. 52.75.) Material cost $ per unit