Tropic Corp. has sales revenue of $500,000 resulting in operating income of $59,000. Average invested assets total $604,000, and the cost of capital is 6%. Calculate the return on investment if sales increase by 10% and the profit margin and invested assets remain the same. (Round your intermediate calculations and final answers to 2 decimal places.) Multiple Choice 6.85% 10.74% 11.65% 9.77%