\documentclass[12pt]{report}
\usepackage{amsmath}
\usepackage{graphicx}
\usepackage{grffile}
\usepackage{lipsum}  
\usepackage{amsthm,amssymb,amsmath,amsfonts}
\usepackage{titlesec}
\usepackage{breqn}
\usepackage{chngcntr}
\usepackage{float}
\setcounter{secnumdepth}{3}
\pagenumbering{arabic}
\begin{document}
aliiiiii

\begin{figure}%[h!]
\begin{center}
\includegraphics[scale=0.4]{dev 2.jpg}
\end{center}
\caption{device 2}
\label{I}
\end{figure}


\begin{figure}%[h!]
\begin{center}
\includegraphics[scale=0.4]{dev 3.jpg}
\end{center}
\caption{device 3}
\label{II}
\end{figure}


\begin{figure}%[h!]
\begin{center}
\includegraphics[scale=0.4]{dev 4.jpg}
\end{center}
\caption{device 4}
\label{III}
\end{figure}


\begin{figure}%[h!]
\begin{center}
\includegraphics[scale=0.4]{dev 5.jpg}
\end{center}
\caption{device 5}
\label{IV}
\end{figure}


\begin{figure}%[h!]
\begin{center}
\includegraphics[scale=0.4]{dev 6.jpg}
\end{center}
\caption{device 6}
\label{V}
\end{figure}


\begin{figure}%[h!]
\begin{center}
\includegraphics[scale=0.4]{dev 7.jpg}
\end{center}
\caption{device 7}
\label{VI}
\end{figure}


\begin{figure}%[h!]
\begin{center}
\includegraphics[scale=0.4]{dev 8.jpg}
\end{center}
\caption{device 8}
\label{VII}
\end{figure}


\begin{figure}%[h!]
\begin{center}
\includegraphics[scale=0.4]{dev 9.jpg}
\end{center}
\caption{device 9}
\label{VIII}
\end{figure}

\begin{figure}%[h!]
\begin{center}
\includegraphics[scale=0.4]{dev 10.jpg}
\end{center}
\caption{device 10}
\label{IX}
\end{figure}

0.10520 1.76276 16.75627
\end{document}