Refer to the financial statement information of Under Armour reprinted at the back of the book.

Required

1. Using the format in Example 13-5, prepare common-size comparative income statements for 2011 and 2010. Use as the base ''Net revenues.'' Round all percentages to the nearest one-tenth of a percent.

2. What changes do you detect in the income statement relationships from 2010 to 2011?

3. Using the format in Example 13-4, prepare common-size comparative balance sheets at the end of 2011 and 2010. Round all percentages to the nearest one-tenth of a percent.

4. What observations can you make about the relative composition of Under Armour's assets from the common-size statements? What observations can be made about the changes in the relative composition of liabilities and stockholders' equity accounts?