Elliott's Cross Country Transportation Services has a capital structure with 25% debt at a 9% interest rate. Its beta is 1.5, the risk-free rate is 2%, and the market risk premium is 6%. Elliott's combined federal-plus-state tax rate is 25%.

1. What is Elliott's cost of equity? Do not round intermediate calculations. Round your answer to two decimal places.
2. %
3. What is its weighted average cost of capital? Do not round intermediate calculations. Round your answer to two decimal places.
4. %
5. What is its unlevered cost of equity? Do not round intermediate calculations. Round your answer to two decimal places.
6. %