PART B $(4$ marks$)$

Calculate the missing values. Round to $2$ decimal places

$\backslash$table$[[$Cost $($$$),\backslash$table$[[$Rate of$],[$markup$],[$on cost$],[(\%)]],\backslash$table$[[$Rate of$],[$markup$],[$on$],[$selling$],[$price $(\%)]],\backslash$table$[[$Selling$],[$price $($$$)]],\backslash$table$[[$Markdown$],[($$$)]],\backslash$table$[[$Rate of$],[$markdown$],[(\%)]],\backslash$table$[[$Reducece$],[$price $($$$)]]],[185\mathrm{.}00,50,?,,,,]]$