The CVP income statements shown below are available for Bramble Company and Vaughn Company. Bramble Co. Vaughn Co. Sales $503,000 $503,000 Variable costs 248,000 45,000 Contribution margin 255,000 458,000 Fixed costs 155,000 358,000 Net income $100,000 $100,000 (a1) Compute the degree of operating leverage for each company. (Round answers to 2 decimal places, e. g. 1.15.) Degree of Operating Leverage Bramble Vaughn (b) Assuming that sales revenue increases by 10%, prepare a variable costing income statement for each company. Bramble Company Vaughn Company $ $ $ $