What is its WACC and Interpret

1. Eastman has 136.2 million shares of stock outstanding. The stock sells for $53.74. The market risk premium is at 7% and beta is 1.25. T-bills are paying about 0.05 percent Eastman declared $1.04 per share and is expected to grow by 7.67 percent for the next five years. The company's debt is $1.661 Billion, with yield of 3.81%. If the company's tax rate is 35%, what is Eastman's cost of capital Interpret