Addal Company has provided the following comparative information: 20Y8 2017 20Y6 2015 2014 Net income Interest expense $1,372,200 Income tax expense 466,500 439,104 $1,182,900 $994,000 $849,600 425,800 367,800 280,400 223,200 $720,000 Total assets (ending balance) 10,465,441 Total stockholders' equity (ending balance) 3,228,011 Average total assets Average stockholders' equity 10,815,882 3,611,053 3,267,680 2,889,535 331,212 278,320 220,896 172,800 11,166,323 7,984,867 8,422,361 6,386,957 3,994,095 2,541,265 3,237,805 1,942,683 9,575,595 8,203,614 7,018,634 6,007,643 2,590,244 2,292,994 You have been asked to evaluate the historical performance of the company over the last five years. Selected industry ratios have remained relatively steady at the following levels for the last five years: 2014-2018 Return on total assets Return on stockholders' equity Times interest earned 16.7% 34.8% 4.6 Ratio of liabilities to stockholders' equity 2.1 Required: 1. Determine the following for the years 2014 through 20Y8. Round to one decimal place: Required: 1. Determine the following for the years 20Y4 through 20Y8. Round to one decimal place: a. Return on total assets: 20Y8 % 20Y7 % 20Y6 % 2015 % 2014 % b. Return on stockholders' equity: 20Y8 % > 2017 % 2016 % 2015 % 2014 % c. Times interest earned: 2018 2017 2016 > 2015 20Y4 70 % c. Times interest earned: 20Y8 20Y7 2016 2015 2014 10000 d. Ratio of liabilities to stockholders' equity: 2018 2017 20Y6 20YS 2014 2. Refer to the selected industry ratios provided above. Both the rate earned on total assets and the rate earned on stockholders' equity have been moving in a direction in the last five years. Both measures have moved ( average over the last two years. The cause of this change is driven by a rapid ( the industry in earnings