The Wilton Corporation produces card games and had the following cost data available when 7.000 units were produced Cardboard and plastic $8,200 Wages for factory workers 13,800 Rent on factory and equipment Wages for factory cleaning crew Salary for factory manager Utilities for administrative office Rent on administrative office What is the company's variable cost per unit? Round your final answer to the nearest penny. 5,500 3,100 5,600 450 2,700