Lees management intends to continue raising 40% of its funds from debt, 10% from preferred equity, and the remainder from common equity. Given this information, and your calculations above(mentioned below), estimate Lees weighted average cost of capital (WACC).

cost of debt: 5.96%

post-tax cost: 4.47%

cost of equity: 9%

cost of common equity: 9.11%

cost of preferred equity: 8.33%