Riverbed Corporation and Martinez Corporation, two companies of roughly the same size, are both involved in the manufacture of shoe-tracing devices. Each company depreciates its plant assets using the straight-line approach. An investigation of their financial statements reveals the information shown below.

Net income Sales revenue Total assets (average) Plant assets (average) Intangible assets (goodwill) Riverbed Corp. $ 239,340 1,196,700 3,989,000 2,680,000 431,100 Martinez Corp. $ 332,640 1,330,560 3,696,000 1,819,000 0 (a) For each company, calculate these values: (Round return on assets and profit margin to 1 decimal place, e.g. 6.2% and asset turnover to 2 decimal places, e.g. 17.54.) Riverbed Corp. Martinez Corp. % (1) Return on assets % (2) Profit margin % % (3) Asset turnover times times