\documentclass[12pt]{article}

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\textwidth   5.5in
\textheight  9.5in

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\begin{document}

\vspace*{1in}

\section*{C/C++ results for mcqmc06}

\newpage

\begin{figure}
\begin{center}
\includegraphics[width=0.7\textwidth]{mcqmc06_1.eps}

\vspace{0.3in}

\includegraphics[width=0.7\textwidth]{mcqmc06_1_100.eps}
\end{center}
\caption{European call}
\end{figure}

\begin{figure}
\begin{center}
\includegraphics[width=0.7\textwidth]{mcqmc06_2.eps}

\vspace{0.3in}

\includegraphics[width=0.7\textwidth]{mcqmc06_2_100.eps}
\end{center}
\caption{Asian call}
\end{figure}

\begin{figure}
\begin{center}
\includegraphics[width=0.7\textwidth]{mcqmc06_3.eps}

\vspace{0.3in}

\includegraphics[width=0.7\textwidth]{mcqmc06_3_100.eps}
\end{center}
\caption{Lookback call}
\end{figure}

\begin{figure}
\begin{center}
\includegraphics[width=0.7\textwidth]{mcqmc06_4.eps}

\vspace{0.3in}

\includegraphics[width=0.7\textwidth]{mcqmc06_4_100.eps}
\end{center}
\vspace{0.15in}
\caption{Digital call}
\end{figure}

\begin{figure}
\begin{center}
\includegraphics[width=0.7\textwidth]{mcqmc06_5.eps}

\vspace{0.3in}

\includegraphics[width=0.7\textwidth]{mcqmc06_5_100.eps}
\end{center}
\vspace{0.15in}
\caption{Barrier call}
\end{figure}

\end{document}