\input{preamble-standalone.ltx}
\begin{document}

% Ex. No. 48 (Section  7.0.5 : Grid change)

\begin{tikzpicture}
  \tkzInit[xmax=5,ymax=2]
  \tkzGrid[color    = orange,
           sub,
           subxstep = 0.1,
           subystep = 0.1]
   \tkzAxeXY
\end{tikzpicture}

\end{document}