Compute ROA and adjusted ROA

CSX Corporation reported the following in its tax footnote to its 2016 financial statements. Use this information to answer the requirements.

$ millions		2016	2015	2014
Net income		$1,836	$2,090	$2,049
Interest expense, net		607	572	573
Average total assets		35,080	34,046	32,418

Compute (a) return on assets and (b) the adjusted return on assets for each of the three years. Assume a statutory tax rate of 37%.

Round answers to one decimal place (ex: 0.2345 = 23.5%).

	2016	2015	2014
Return on assets	Answer	Answer	Answer
Adjusted ROA	Answer	Answer	Answer