The following selected data were taken from the financial statements of Vidahill Inc. for December 31, 20Y7, 20Y6, an 20Y6 20YS Total assets Notes payable (8% interest) Common stock Preferred 4% stock, $100 par $205,000$185,000 70,000 28,000 14,000 70,000 28,000 14,000 $165,000 70,000 28,000 14,000 (no change during year) earnings 79,480 51,940 42,000 The 20Y7 net income was $28,100, and the 20Y6 net income was $10,500. No dividends on common stock were ded a. Determine the return on total assets, the rate earned on stockholders equity, and the return on common stockhol 20Y7 20Y6 Return on stockholders' equity equity ty has improved V . Since the rate of return on ass