Barbara Michael sells gourmet chocolate chip cookies. The results of her last month of operations are as follows: (a) Your answer is correct. What is Barbara's degree of operating leverage? (Round answer to 2 decimal places, eg. 52.75.) Operating leverage eTextbook and Media Solution Attempts: 3 of 3 used (b) Your answer is incorrect. If Barbara can increase sales by 10%, by what dollar amount will her operating income increase? (Round answer to 0 decimal places, eg. 5,275.) Increase in operating income $ eTextbook and Media Last saved 10 hours ago. Attempts: 2 of 3 used Saved work will be auto-submitted on the due date. Auto- submission can take up to 10 minutes