Determine the percentage relationship between net income

Question

The following data (in millions) is taken from the financial statements of Williams- Sonoma for the years ending 2007 and 2006:

(a) Determine the amount of change (in millions) and percent of change in net income for 2007.

(b) Determine the percentage relationship between net income and net sales (net income divided by net sales) for 2007 and 2008.

(c) What conclusions can you draw from your analysis?