McCracken Roofing ince common stock paid a dividend of $1.20 per share last year. The company expects earning and dividneds to grow at a rate of 5% per year for the foreseeable future.

a) what required rate of return for this stock would result in a price per share of $28

b) if mccracken expects both eaarnings and dividneds to grow at an annual rate of 10% what required rate of return would result in a price per share of $28.