Q54. Using the given figure, the ratio of $\mathrm { R } _ { f }$ values of sample A and sample C is $x \times 10 ^ { - 2 }$. Value of $x$ is $\_\_\_\_$
\begin{figure}[h]
\begin{center}
\includegraphics[alt={},max width=\textwidth]{f7e1c4e5-0331-437e-a40e-6cb0fe232d21-09_533_656_1183_187}
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\caption{Fig: Paper chromatography of Samples}
\end{center}
\end{figure}