need help with question 17 and 18

Question 17 (1 point) Pi, Inc. just paid a $3.85 per share dividend yesterday.(that is, Do). The dividend is expected to grow at a constant rate of 2% a year. The required rate of return on the stock, r's, is 17%. What is the stock's current value per share? Question 18 (1 point) Raspusin Corp is expected to pay a $0.85 per share dividend at the end of the year (that is, D1). The dividend is expected to grow at a constant rate of 3% a year. The required rate of return on the stock, is, is 7%. What is the stock's current value per share