[tex]\bf \begin{array}{ccllll}
\textit{barrel of flour}&\textit{cookies batch}\\
\textendash\textendash\textendash\textendash\textendash\textendash\textendash\textendash\textendash&\textendash\textendash\textendash\textendash\textendash\textendash\textendash\textendash\textendash\\
\frac{3}{5}&1\\
x&9
\end{array}\implies \cfrac{\frac{3}{5}}{x}=\cfrac{1}{9}[/tex]
solve for "x"