On January 1, 2010, Tuscany Corporation purchased 1,000 shares of treasury stock. Other information regarding Tuscany Corporation is provided below.
![](https://www.solutioninn.com/images3/47-B-A-T-D%20(144).PNG)
Compute
(a) Return on common stockholders' equity for each year and
(b) Earnings per share for each year, and
(c) Discuss the changes ineach.