As a potential investor, you decide to conduct a comprehensive financial analysis on your investment target, Nvidia Corporation (NVDA). You collect its latest financial information. The current stock price is $868.17 per share, with the total of 2,590 million shares outstanding. Its latest income statement shows the revenues of $60,922 million, costs of $16,620 million, operating expenses of $11,329 million, interest expenses of $257 million, and the net income of $29,760 million. Its latest balance sheet shows the inventory of $5,282 million, total current assets of $44,345 million, total assets of $65,728 million, total current liabilities of $10,631 million, and total liabilities of $22,750 million. Answer the following questions based on the information given. compute the company's net profit margin and return on assets