Columbia Products produced and sold 1,200 units of the company's only product in March. You have collected the following information from the accounting records: Sales price (per unit) Manufacturing costs: Fixed overhead (for the month Direct labor (per unit) Direct materials (per unit) Variable overhead (per unit) Marketing and administrative costs: Fixed costs (for the month) Variable costs (per unit) $ 122 16,800 9 32 25 18,000 4 Required: a. Compute the following: Variable manufacturing cost per unit. 1. Full cost per unit 2. Variable cost per unit. 3. Full absorption cost per unit. 4. Prime cost per unit. 5. 6 Conversion cost per unit. Profit margin per unit. 7. Contribution margin per unit. 8. Gross margin per unit. 9