Check my work 2. Marwick's Pianos, Inc., purchases planos from a large manufacturer for an average cost of $1,511 per unit and then sells them to retail customers for an average price of $2,900 each. The company's selling and administrative costs for a typical month are presented below: 20 points Skipped Costs Selling: Advertising Sales salaries and commissions Delivery of pianos to customers Utilities Depreciation of sales facilities Administrative Executive salaries Insurance clerical Depreciation of office equipment Cost Formula $936 per month $4,805 per month, plus 38 of sales $62 per piano sold $646 per month $5,044 per month Book References $13,411 per month $718 per month $2,482 per month, plus $37 per piano sold $855 per month During August, Marwick's Pianos, Inc., sold and delivered 58 planos Required: 1. Prepare a traditional format income statement for August 2. Prepare a contribution format income statement for August. Show costs and revenues on both a total and a per unit basis down through contribution margin