Required information The following information applies to the questions displayed below.] Oslo Company prepared the following contribution format income statement based on a sales volume of 1,000 units (the relevant range of production is 500 units to 1,500 units): 5. Assume that the amounts of the company's total variable expenses and total fixed expenses were reversed. In other words. ssume that the total variable expenses are $8,680 and the total fixed expenses are $26,000. Using the degree of operating leverage hat is the estimated percent increase in net operating income of a 5% increase in unit sales? (Round your intermediate colculations nd final onswer to 2 decimal places.)