The balance sheet for Schultz Bone Company at December 31, 2011 had the following account balances:
![595_Tab4.jpg](https://secure.tutorsglobe.com/CMSImages/595_Tab4.jpg)
Income before income tax was $200,000, and income taxes were $80,000 for the current year.
Required
Calculate each of the following:
a. Return on assets (using ending assets)
b. Return on total equity (using ending total equity)
c. Return on common equity (using ending common equity)
d. Times interest earned.