Polycom Systems earned $495million last year and paid out22percent of earnings in dividends.

a.By how much did the company's retained earnings increase?(Do not round intermediate calculations. Input your answer in dollars, not millions (e.g., $1,234,000).)

b.With100million shares outstanding and a stock price of $96, what was the dividend yield? (Hint: First compute dividends per share.)(Do not round intermediate calculations. Inputyour answer as a percent rounded to 2 decimal places.)