Marwick's Pianos, Inc., purchases pianos 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 $2,600 each. The company's selling and administrative costs for a typical month are presented below: Cost Formula 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 $964 per month $4,786 per month, plus 4% of sales $59 per piano sold $667 per month $5,057 per month $13,444 per month $717 per month $2,531 per month, plus $42 per piano sold $897 per month During August, Marwick's Pianos, Inc., sold and delivered 60 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. Prepare a traditional format income statement for August. (A "Net operating loss" should be entered as a negative number.) Marwick's Pianos, Inc. Traditional Income Statement For the Month of August Sales Cost of goods sold Gross margin Selling and administrative expenses: Selling expenses: Total selling expenses Administrative expenses: Total administrative expenses Total selling and administrative expenses 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. (A "Net operating loss" should be entered as a negative number.) Marwick's Pianos, Inc. Contribution Format Income Statement For the Month of August Total Per Piano Variable expenses: 0 0 Total variable expenses Contribution margin Fixed expenses: Total fixed expenses