Salina State Bank has the following assets: $$200$ million in U$.$S$.$ Treasury securities $(0$ percent risk$-$weight category$),$ $$400$ million in Fannie Mae $($FNMC$)$ mortgage backed securities $(20$ percent risk$-$weight category$),$ $$1000$ million in home mortgages $(50$ percent risk$-$weight category$),$ and $$1000$ million in commercial loans $(100$ percent risk$-$weight category$).$ This bank has $$125$ million of common equity, $$10$ million of preferred equity, $$15$ million allowance for loan & lease losses $($ALL$),$ and $$10$ million subordinated debt. What is this bank's ratio of TOTAL capital to risk$-$weighted assets?

A$.$

$9\mathrm{.}11$ percent

B$.$

$10\mathrm{.}13$ percent

C$.$

$9\mathrm{.}18$ percent

D$.$

$10\mathrm{.}52$ percent

E$.$

$8\mathrm{.}54$ percent