Question 4 (6 Marks) The president of the company, Gregory Peters, has come to you for help. Use the following data to prepare a flexible budget for possible sales/production levels of 10,000, 11,000, and 12,000 units. Show the contribution margin at each activity level. Sales price $24 per unit Variable costs: Manufacturing $12 per unit Administrative $ 3 per unit Selling $ 1 per unit Fixed costs: Manufacturing $60,000 Administrative $20,000