Your firm is has equity of $1,780,000.00 and debt of $4,200,000.00 and the cost of the equity is 7.10% and the cost of the debt is 3.50%. Given that the tax rate is 24.00%, what is your firm's weighted average cost of capital (WACC)? (enter your value as a percent (i.e. 20.5 for 20.5%) tolerance is 0.1)