KayCee Manufacturing Company is expected to pay dividend of $3.50 per share next year. The dividend is expected to grow at a constant rate of 10% per year. The price of KayCee's common stock today is $40 per share. If KayCee decides to issue new common stock, flotation costs will equal 10%. Kaycee's marginal tax rate is 35%. Based on the above information, the cost of internal equity is 12.76%. 18.75%. 19.72%. 19.63%.