1.Boris Corporation is financed with 0.01 percent debt and the rest equity. It has a leveraged beta of 0.7 and is subject to a 0.4 corporate tax rate. What is Boris's unleveraged beta?

2. The current value of a firm is 638,500 dollars and it is 100% equity financed. The firm is considering restructuring so that it is 40% debt financed. If the firm's corporate tax rate is 0.6, what will be the new value of the firm under the MM theory with corporate taxes but no possibility of bankruptcy.

3.The current value of a firm is 937,600 dollars and it is 100% equity financed. The firm is considering restructuring so that it is 30% debt financed. If the firm's corporate tax rate is 0.4, the typical personal tax rate of an investor in the firm's stock is 0.3, and the typical tax rate for an investor in the firm's debt is 0.3 what will be the new value of the firm under the MM theory with corporate taxes but no possibility of bankruptcy.

4. The current value of a firm is 45,500 and it is 100% equity financed. The firm is considering restructuring so that it is 50% debt financed. If the firm's corporate tax rate is 0.6, what will be the new value of the firm under the MM theory without taxes, transactions costs, or the possibility of bankruptcy?