Using the following data, estimate the new Return on Investment if there is a 10% increase in sales - with average operating assets as the base. Sales $2,000,000 Variable costs 1,100,000 Contribution 900,000 margin 45% Controllable 300,000 fixed costs Controllable $600,000 margin Average operating assets $5,000,000 Round to two decimal places. Be sure to enter the answer as a percentage but do not include the % sign.