The financial statements for MHM Bank $($MHM$)$ are shown below:

$\backslash$table$[[$Assets$,$Balance Sheet MHM Bank$],[$Cash and due from banks,,Liabilities and Equ,$],[$Demand deposits at other FIs Investments,$ $2,020,$Demand deposits Small time deposits,$ $10,720],[$Federal funds sold,$6,280,$Jumbo CDs deposits,$10,450],[$Loans $($less reserve for loan losses of$,3,090,$Federal funds purchased,$7,770570],[3,400),20,260,$Other liabilities,$3\mathrm{.}220],[$Total assets,$2,370,$Equity,$],[,$$ $36,120,$Total liabilities and equithe,$3,390],[$Income Statement MHM Bank,,,$ $36,120]]$

$\backslash$table$[[$Interest Income Statement MHM Bank$],[$Interest expense,$$,4,258],[$Provision for loan,,$2,224],[$Noninterest income,,$1,100],[$Noninterest expense,,$800],[$Taxes$,,1,075335]]$

a$.$ Calculate the dollar value of MHM$\text{'}$s earning assets.

b$.$ Calculate the dollar value of MHM$\text{'}$s interest$-$bearing liabilities.

c$.$ Calculate MHM$\text{'}$s spread.

Note: Do not round intermediate calculations. Round your percentage answer to $3$ decimal places. $($e$.$g$.,32\mathrm{.}161)$

d$.$ Calculate MHM$\text{'}$s interest expense ratio.

Note: Round your percentage answer to $3$ decimal places. $($e$.$g$.,32\mathrm{.}161)$

$\backslash$table$[[$a$.$ MHM$\text{'}$s earning assets,,$],[$b$.$ MHM$\text{'}$s interest$-$bearing liabilities,,$],[$c$.$ MHM$\text{'}$s spread,,$\%$