Marwick's Pianos, Inc., purchases pianos from a large manufacturer for an average cost of $1,485 per unit and then sells them to retail customers for an average price of $2,800 each. The company's selling and administrative costs for a typical month are presented below:

CostsCost FormulaSelling:Advertising$968 per monthSales salaries and commissions$4,826 per month, plus 4% of salesDelivery of pianos to customers$57 per piano soldUtilities$660 per monthDepreciation of sales facilities$5,028 per monthAdministrative:Executive salaries$13,476 per monthInsurance$688 per monthClerical$2,540 per month, plus $41 per piano soldDepreciation of office equipment$929 per month

During August, Marwick's Pianos, Inc., sold and delivered 56 pianos.

Required:

1. do traditional format income statement for August.

2. do a contribution format income statement for August. Show costs and revenues on both a total and a per unit basis down through contribution margin.