Wilco Inc. compiles the following data for the month of December when they produced 8,000 units and sold 10,000 units: Sales Revenue Direct Materials Direct Labor Variable Manufacturing Overhead Fixed Manufacturing Overhead Non-Manufacturing Variable Costs Non-Manufacturing Fixed Costs $320,000 $80,000 $120,000 $40,000 $64.000 $16.000 $4,000 What is Wilco's Variable Manufacturing Cost per Unit? $30 Some other answer. $8 $38 $24