Profitability Analysis for Arriba Corp For the year ended September 26, 2015, Arriba Corporation reported net income of $2,660 million. Total shareholders' equity on this date was $19,138 million, and on September 27, 2014, it was $19,743 million. No preferred stock was outstanding in either year Required: 1. Compute Arriba's return on common stockholders' equity for the year ended September 26, 2015. Round your answer to two decimal places