有哪位大侠知道底下5题的运算过程啊。 老师只放了答案。蟹蟹啊！！！


2) A firm has a capital structure with $50 million    of    equity    and $100 million of debt (market
values). The cost of equity is 14% and the pre‐tax cost of debt is 6.5%. If the marginal tax rate of
the firm is 30%, compute the weighted average cost of capital of the firm.
A) 6.3% B) 7.7% C) 5.6% D) 6.8%




4) Time Warner shares have a market capitalization of $60   billion. Each   share   trades   for   $30, and the company is expected to pay a dividend of $0.35 per share in one yearʹs time. The growth rate in dividends is expected to be 8% per year. Also, Time Warner has $15 billion market value of debt that trades with a yield to maturity of 6.5% per year. If the firmʹs tax rate is 40%, what is the WACC?
A) 7.45% B) 8.31% C) 8.11% D) 7.91%




5) A firm incurs $40,000 in interest expenses each year. If the tax rate of the firm is 40%, what is the effective after-tax interest rate expense for the firm?
A) $16,000 B) $22,000 C) $24,000 D) $27,000




6) Your estimate of the market risk premium is 6%. The risk-free rate of return is 4%, and General
Motors has a beta of 1.2. According to the Capital Asset Pricing Model (CAPM), what is General
Motorsʹ expected return?
A) 12.0% B) 11.2% C) 9.1% D) 10.5%




7) What is the internal rate of return (IRR) of an investment that requires an initial investment of          $10,000 today     and       pays     $14,000 in one year’s time?
A) 4% B) 14% C) 24% D) 40%


Answers
2) B
4) C
5) C
6) B
7) D