QS 19-7 Variable costing and contribution margin LO P2 Ramort Company reports the following cost data for its single product. The company regularly sells 20,000 units of ts product at a price of $60 per unit. Direct materiale Direct 1abor Overhead costs for the year $ 10 per unit $12 per unit $ 3 per unit 540,000 Variable overhead Fixed overhead per. year Variable Selling and adminstrative costs for the year 2 per unit Fixed $65,200 Normal production level (in units 20,000 units Compute contribution margin under variable costing Contribution margirn