Problem 1-21 (Algo) Traditional and Contribution Format Income Statements [LO1-6] Marwick's Pianos, Inc., purchases planos from a large manufacturer for an average cost of $1,507 per unit and then sells them to retail customers for an average price of $3,000 each. The company's selling and administrative costs for a typical month are presented below: Costa 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 $941 per month $4,793 per month, plus 6% of sales $61 per piano sold $669 per month $4,942 per month $13,466 per month $709 per month $2,491 per month, plus $44 per piano sold $908 per month During August, Marwick's Pianos, Inc., sold and delivered 58 pianos. 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. Complete this question by entering your answers in the tabs below.