### Finance: Juanita's present value of tax shield; Tip-Top's cost of equity capital

I need help with the following Finance questions: Please show me a step-by-step solution. Juanita's Steak House has $12,000 of (perpetual) debt outstanding that is selling at par and has a coupon rate of 8%. The tax rate is 34%. What is the present value of the tax shield? The Tip-Top Paving Co. has a beta of 1.11, a cost