(Learning Objective 6: Evaluating profitability) Lexington Inns reported these figures for 20X4 and 20X3 (in millions):

Balance sheet

20X4

20X3

Total assets

$15,695

$13,757

Common stock and additional paid in capital

43

388

Retained earnings

11,519

16,510

Other equity

(2,914)

(9,294)

Income statement

Operating income

$ 4,021

$ 3,818

Interest expense

219

272

Net income

1,486

1,543

Compute Lexington’s return on assets and return on common stockholders’ equity for 20X4. Do these rates of return suggest strength or weakness? Give your reason.