Use the following information to answer Q$9-$Q$11$

Daves Inc. recently hired you as a consultant to estimate the company$$s WACC. You have obtained the following information. $(1)$ The firm's noncallable bonds mature in $20$ years, have an $10\mathrm{.}00\%$ annual coupon, a par value of $$1,000,$ and a market price of $$1,200\mathrm{.}00.(2)$ The company$$s tax rate is $25\%.(3)$ The risk$-$free rate is $5\%,$ the market risk premium is $7\%,$ and the stock$$s beta is $1\mathrm{.}20.(4)$ The target capital structure consists of $50\%$ debt and the balance is common equity. The firm uses the CAPM to estimate the cost of equity, and it does not expect to issue any new common stock.

$9.$ What is its after$-$tax cost of debt? Do not round your intermediate calculations.

A$.7\mathrm{.}96\%$ B$.6\mathrm{.}56\%$ C$\mathrm{.}5\mathrm{.}98\%$ D$.8.21\%$

$10.$ What is its cost of equity? Do not round your intermediate calculations.

A$.12\mathrm{.}0\%$ B$.13\mathrm{.}0\%$ C$.14\mathrm{.}4\%$ D$.13\mathrm{.}4\%$

$11.$ What is its WACC? Do not round your intermediate calculations.

A$.9\mathrm{.}7\%$ B$.9\mathrm{.}0\%$ C$.10\mathrm{.}6\%$ D$.10\mathrm{.}0\%$