At 2018 ABI Construction has a face debt value of 27.24M trading at 89% with a pre-tax weighted cost of 4.27%. ABI common equity for the year was valued at 110.8M and preferred equity for 12.2 M the preferred equity rate was calculated to be 8.46%. However, the common equity was to be calculated using CAPM approach, with a 3% risk free rate and a 7% market risk premium rate, assuming a 1.64 beta. If the tax rate is 41% what is the firms WACC?