Find the firm's weighted average cost of capital if A firm with a beta of $0\mathrm{.}85$ has $1$ million common shares outstanding worth USD $15$ per share, $3-$year bonds with USD $10$ million face value paying a semiannual $5\%$ coupon, priced to yield $8\%.$ The firm is taxed at $33\%,$ the estimated market risk premium is $6\%,$ and the risk$-$free rate is $3\%.$