BXT Inc. is considering a new investment project and evaluates the opportunity to increase its debt-to-equity ratio. The company has currently 20 million shares outstanding at a market price of ksh 25. The total market value of the debt is ksh 200 million and the rating of the company is BBB. The beta of the equity capital is 1.5. BXT is subject to a corporate tax rate of 35%.

You evaluate that the rating of the company would be downgraded to B, if it borrows ksh 100 million. The interest rate is 11% for the debt of a BBB-rated firm and 12.5% for the debt of a B-rated firm. The risk-free rate is 8% and the market risk premium is 5.5%

Required:

1. Calculate BXTs WACC
2. What is BXTs cost of capital (K₀) if it were all-equity financed?
3. Compute the new debt-to-equity ratio considered by BXT and the new WACC.
4. Should BXT ltd borrow the ksh 100 million? Explain your answer