Calculation of individual costs and WACC Carnival Corporation $($CCL$)$ recently sold new bonds at discount price of $$896\mathrm{.}74.$ The bonds have a short $3-$year maturity, have a coupon rate of $10\mathrm{.}00\%,$ and pay

interest semi$-$annually. In addition to the $$10\mathrm{.}597$ billion worth of bonds outstanding, Carnival also has $$11\mathrm{.}249$ billion worth of common stock equity outstanding. According to Yahool Finance, Carnival's stock

has a beta of $1\mathrm{.}74.$ Currently, the expected return on the market portfolio and risk$-$free rate are, $5\mathrm{.}80\%$ and $0\mathrm{.}65\%,$ respectively.

a$.$ Calculate the market value weights for Carnival's capital structure.

b$.$ Calculate Carnival's cost of equity using the CAPM.

c$.$ Calculate Carnival's before$-$tax cost of debt.

d$.$ Calculate Carnival's current WACC using a $21\%$ corporate tax rate.