Medtronics is a world leader in medical technology. The following selected data are adapted from a recent annual report (dollar amounts are stated in millions).

	Beginning of the Year	End of the Year
Total current assets	$9,150	$9,515
Total current liabilities	4,726	5,857
Total assets	30,675	33,083
Total stockholders' equity	15,968	17,113
Operating income		4,145
Net income		3,617

1. Compute the working capital at the end of the year.

2. Describe if the companys short-term debt-paying ability is improving or deteriorating?

3. Compute the return on average assets.