\newfillinproblem{ \FPsetpar{a}{12}{15} \FPsetpar{b}{13}{15} \FPsetpar{c}{2}{4} \FPsetpar{k}{4}{5} \item \PTs{1} $a=\a$, $b=\b$, $c=\c$, $k=\k$ Evaluate with two exact decimals $$ \b:\k= \fillin[b]{3cm}{ \FPsv[2]{b/k}}$$ } \newfillinproblem{ \FPsetpar{a}{12}{15} \FPsetpar{b}{13}{15} \FPsetpar{c}{2}{4} \FPsetpar{k}{4}{5} \item \PTs{1} $a=\a$, $b=\b$, $c=\c$, $k=\k$ Evaluate with two exact decimals $$ \a:\c= \fillin[b]{3cm}{ \FPsv[2]{a/c}}$$ }