OM Mutrah Corporation, a merchandising company, reported the following results for September Sales 2014 | 100 Cost of goods sold (all variable) 896 000 Total variable selling expense 129 400 Total fixed selling expense 52 700 Total variable administrative 81200 expense Totalfixed administrative expense 144700 Required: a. Prepare a traditional format income statement for September. b. Prepare a contribution format income statement for September