REVISED - accidentally left out some important information and the answers are next to the questions, I want to know how to get to those answers.

Use the following information to answer the next FIVE questions.

A. The Global Advertising Company has a marginal tax rate of 40%

B. The company can raise debt at a 12% interest rate

C. The last dividend paid by Global was $1.10. Global's common stock is selling for $8.30 per share, and its expected growth rate in earnings and dividends is 4%

D. Global plans to finance all capital expenditures with 30% debt and 70% equity.

What is the after-tax cost of debt for the company? ANS: 7.2%

What is Global's cost of common stock if it can use retained earnings rather than issue new common stock? ANS: 17.78%

What is the firm's weighted average cost of capital if the firm has sufficient retained earnings to fund the equity portion of its capital budget? ANS: 14.61%

Two independent projects are available: Project A has a rate of return of 13%, while Project B's return is 14%. These two projects are equally risky and also about as risky as the firm's existing assets. Which projects should the company accept? ANS: Neither

Assume that the floatation cost of new stock issuing is 1.5%. What is Global's cost of common stock if it has to issue new common stock? Ans: 19.99%