At Wildhorse Company, there are 1,015 units of ending work in process that are 100% complete as to materials and 40% complete as to conversion costs. If the unit cost of materials is $3 and the total costs assigned to the 1,015 units is $7,917, what is the per unit conversion cost? (Round answer to 2 decimal places, e.g. 2.25.) Per unit conversion cost $