$($a$)$ ?Evans Ltd$.$ ?is a manufacturer of vitamin supplements. Evans has $10$ ?million common shares outstanding that are currently selling at $K7\mathrm{.}50$ ?per share. It also has a $K25$ ?million face value bond issue outstanding that has $7$ ?years remaining until maturity, carries a $5\%$ ?coupon paid semi$-$annually, and is currently priced to yield $6\%.$ ?Flotation costs are $7\%$ ?before$-$tax on new issues of common equity. Evans's marginal tax rate is $33\%.$ ?What is the appropriate weight for common equity when determining Evans's weighted average cost of capital, assuming that Evans intends to finance new projects using retained earnings?

$(4$ ?marks$)$

$($b$)$ ?The following is an extract from the balance sheet of XYZ Ltd$.$ ?as at ${31}^{st}$ ?December $2022.$

$\backslash$table$[[$Ordinary shares of $50$ ?n each,K$,000],[$Reserves$,5,200],[9\%$ ?preference shares of $K1$ ?each,$4,800],[14\%$ ?debentures,$4,500],[$Total long$-$term funds,$5,{000}_{?}$