What is a firm's weighted-average cost of capital if the stock has a beta of 1.45? Treasury

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Question:

What is a firm's weighted-average cost of capital if the stock has a beta of 1.45?

Treasury bills yield 5%, and a market risk premium of 9%?

In addition to equity, the firm finances 35% of its assets with debt that has a yield to maturity of 9%?

The firm is in the 35% marginal tax bracket. Show your calculations?