The president of a company has come to you for help. Use the following data to prepare the budgets for the sales/production levels of 10,000, 11,000, and 12,000 units. Show the contribution margin and operating income at each activity level. (15 marks) Sales price RM24 per unit Variable costs: Manufacturing RM12 per unit Administrative RM 3 per unit Selling RM 1 per unit Fixed costs: RM Manufacturing Administrative 60,000 20,000