The president of the company, Peter Francis, has come to you for help. Use the following data to prepare a flexible budget for possible sales/production levels of 10,000,15,000, and 20,000 units. Make sure to show the contribution margin at each activity level. Sales price $32 per unit Variable costs: Manufacturing $10 per unit Administrative $3 per unit Selling $1 per unit Fixed costs: Manufacturing $80,000 Administrative $35.000