This exercise is built around Kroger's financial statements from the chapter. Total shareholders' equity-The Kroger Co. was $5,384 million at February 1, 2014. Refer to Exhibits 6.1, 6.6 and 6.14 from the chapter. Required: 1. Kroger earned an ROA of 6.9% in fiscal 2014. What was ROCE that year? (Round your answer to 1 decimal place.) 2. ROA at the company fell to 3.7% in fiscal 2017 (adjusted to eliminate the one-time effect on earnings of the Tax Cuts and Jobs Act). What was ROCE that year (also adjusted for the Tax Cuts and Jobs Act)? (Round your answer to 1 decimal place.) 3. Did financial leverage help or hurt Kroger in fiscal 2017