P7-9 only please

Constant growth McCracken Roofing, Inc., common stock paid a dividend of $1.20 per share last year. The company expects earnings and dividends to grow at a rate of 5% per year for the foreseeable future. What required rate of return for this stock would result in a price per share of $28? If McCracken expects both earnings and dividends to grow at an annual rate of 10%, what required rate of return would result in a price per share of $28? Constant growth The common stock of Denis and Denis Research, Inc., trades for $60 per share. Investors expect the company to pay a $3.90 dividend next year, and they expect that dividend to grow at a constant rate forever. If investors require a 10% return on this stock, what is the dividend growth rate that they are anticipating? Constant growth Elk County Telephone has paid the dividends shown in the following table over the past 6 years