\documentclass[12pt]{article}
\usepackage{amsmath, amssymb, graphicx, array, fancyhdr, unicode-math, multirow}

\DeclareMathOperator{\Var}{Var}
\DeclareMathOperator{\sd}{SD}
\DeclareMathOperator{\Pois}{Pois}
\DeclareMathOperator{\Bin}{Bin}
\DeclareMathOperator{\NegBin}{NegBin}
\DeclareMathOperator{\sech}{sech}


% Text: Calibri, all bold
\setmainfont{Calibri}
\renewcommand{\seriesdefault}{b}

% Math: choose a math font and visually embolden it
\setmathfont{TeX Gyre Termes Math}                  % base math font
\setmathfont[FakeBold=1.9]{TeX Gyre Termes Math}    % embolden; adjust 1.6–2.4

% header
\pagestyle{fancy}
\fancyhf{}
\lhead{\resizebox{!}{2cm}{G}}
\chead{\raisebox{0.5cm}{\Huge Expected Value - Variable}} % (add title text if you want)
\rhead{\resizebox{!}{2cm}{G}}
\setlength{\headheight}{2.5cm}
\setlength{\headsep}{12pt} % space between header and body

\begin{document}
\thispagestyle{fancy}

% -------- PAGE 1 --------
\begin{table}[h!]
  \renewcommand{\arraystretch}{1.2}

% -------- Single -------------------
\begin{tabular}{m{1.2in} m{4in}}
\multirow{5}{*}{\fbox{\includegraphics[width=1in]{images/single.png}}} 
&$X = \{1,2,3,4,5,6\}$\\
&$P(1) = P(2) = P(3) = P(4) = P(5) = P(6) = \tfrac{1}{6}$\\
&$E[X] = ?$\\
&\\
&\\
\end{tabular}

% -------- Abstract -------------------
\begin{tabular}{m{1.2in} m{4in}}
\multirow{5}{*}{\fbox{\includegraphics[width=1in]{images/abstract.png}}} 
&$E[X] = \sum x  P(X=x)$\\
&$E[X] = \frac{1}{6}(1+2+3+4+5+6) $\\
&$E[X] = \frac{1}{6}(21)$\\
&$E[X] = \frac{21}{6}$\\
&$E[X] = 3.5$\\
&\\
\end{tabular}

% -------- Question -------------------
\begin{tabular}{m{1.2in} m{4in}}
\multirow{5}{*}{\fbox{\includegraphics[width=1in]{images/question.png}}} 
&$P(X=49) = 0.10$\\
&$P(X=34) = 0.20$\\
&$P(X=-1) = 0.70$\\
&$E(X) = ?$\\
\end{tabular}
\end{table}


% second page
\newpage
\thispagestyle{fancy}
\begin{table}[h!]
% -------- Answer -------------------
\begin{tabular}{m{1.2in} m{4in}}
\multirow{5}{*}{\fbox{\includegraphics[width=1in]{images/key.png}}} 
&$P(X=49) = 0.10$\\
&$P(X=34) = 0.20$\\
&$P(X=-1) = 0.70$\\
&$E(X) = ?$\\
&\hrule\\
&\\
&$E(X) = \sum_{x} x  P(X=x)$\\
&\\
&$E(X) = 49 \times P(X=49) +  34 \times P(X=34) + -1 \times P(X=-1)$\\
&\\
&$E(X) = 49 \times 0.10 + 34 \times 0.20 + -1 \times 0.70$\\
&\\
&$E(X) = 4,9 + 6.8 - 0.7$\\
&\\
&$E(X) = 11$\\
\end{tabular}
\end{table}
\end{document}