AUD Bank has currently the following balance sheet structure:

$(6$ marks$)$

$\backslash$table$[[$Assets $($$ million$),,$Liabilities $($$ million$),],[$Cash$,10,$Customer deposits,$163],[$Interbank deposits,$10,$Short term borrowings,$20],[\backslash$table$[[$General securities issued by$],[$local governments$]],30,$Subordinated debts $(>6$ years$)T2,5],[$Mortgage loans,$50,$Retained earnings $T1,4],[$Business loans,$100,\backslash$table$[[$Common stocks$],[$Intermediate$-$term preferred stocks $T2$