
Answer:
The company’s WACC is 11.38%
Explanation:
After tax cost of debt = 9.6*(1 - 0.34)
                  = 6.336%
Debt-equity ratio = Debt/Equity
debt = 0.64*Equity
Let equity be $x
debt = $0.64x
Total = $1.64x
WACC = Respective costs*Respective weights
      = (6.336*0.64x/1.64x) + (14.6/1.64x)
      = 11.38%
Therefore, The company’s WACC is 11.38%