could you please answer both?

5-A company plans to issue perpetual preferred stock with a quarterly dividend of $2.50 per share. If the required return on this preferred stock is 8.5%, at what price should the preferred stock sell? 6-A company just paid a dividend of $1.75. The company's dividends grow at the constant rate of 5.5%, and the price of this company's stock is $36.85. What is the stock's expected dividend yield for the coming year