What is Automaton's cost of capital given the below information?

WACC = (weight of equity* cost of Equity)+(weight of debt * cost of debt)

Cost of Equity = Risk-Free Rate + *(Equity Risk Premium)

After-Tax Cost of Debt = (1-Tax Rate) * Pre-Tax Cost of Debt

Risk-Free Rate (10-Year U.S. Treasury) = 3%

The Equity Risk Premium = 4.5%

Tax Rate: 40%

Automaton's beta () = 1.2

Automaton's Market Value of Equity / Total Capital ratio = 100%

Automaton's Market Value of Debt / Total Capital = 0%