Required information (The following information applies to the questions displayed below.] $ Income Statement Sales (1,000 units) Variable expenses Contribution margin Fixed expenses Net operating income 100,000 65,000 35,000 30,100 4,900 $ 12. What is the degree of operating leverage? (Round your answer to 2 decimal places.) Degree of operating leverage Required information (The following information applies to the questions displayed below.] $ Income Statement Sales (1,000 units) Variable expenses Contribution margin Fixed expenses Net operating income 100,000 65,000 35,000 30,100 4,900 $ 13. Using the degree of operating leverage, what is the estimated percent increase in net operating income of a 5% increase in sales? The increase in sales is within the relevant range. (Round your intermediate calculations and final answer to 2 decimal places.) Increase in net operating income %