Q$4$: WXB Inc., whose tax rate is $25\%,$ has $6\mathrm{.}5$ MM preferred shares outstanding, priced at $ $15($dividend$=$ $ $1\mathrm{.}25),$ and $80$ MM common shares outstanding, priced at $ $14.$ Its debt structure is split between LT bonds $(10-$year bonds, coupon rate $=6\%,$ issue$/$quoted price $=$$ $920)$ and debt, totaling $ $120$ MM and $ $150$ MM$,$ respectively. WXB Inc.$\text{'}$s stock beta is $1\mathrm{.}5,$ and the underlying stock market's return $=10\%.$ If the risk$-$free rate $=4\%,$ what is WXB Inc.$\text{'}$s weighted average cost of capital? Q$5$: WXB Inc. reports the following cash flows: Using a $4-$year planning horizon, and the cost of capital computed in Q$4,$ what is the value of WXB Inc.$\text{'}$s business $($assume a constant growth rate after year $4=4\%)?$