\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{Suha}
\pdfinfo{
  /Title (sat-cheat-sheet.pdf)
  /Creator (Cheatography)
  /Author (Suha)
  /Subject (SAT Cheat Sheet)
}

% Lengths and widths
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\addtolength{\textheight}{-1cm}
\addtolength{\hoffset}{-3cm}
\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
\setlength{\headsep}{-12pt} % Reduce space between header and content
\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
\definecolor{HeadBackground}{HTML}{333333}
\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{6C7AA3}
\definecolor{LightBackground}{HTML}{F5F6F9}
\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{SAT Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{Suha} via \textcolor{DarkBackground}{\uline{cheatography.com/24686/cs/11317/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}Suha \\
  \uline{cheatography.com/suha} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 30th March, 2017.\\
   Updated 30th March, 2017.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.


\begin{tabularx}{17.67cm}{x{5.8718 cm} x{11.3982 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{17.67cm}}{\bf\textcolor{white}{Numbers, Sequences, Factors}}  \tn
% Row 0
\SetRowColor{LightBackground}
Integers: & . . . , -3, -2, -1, 0, 1, 2, 3, . . . \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
Rationals: & fractions, that is, anything expressable as a ratio of integers \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
Reals: & integers plus rationals plus special numbers such as √2, √3 and  \tn 
% Row Count 8 (+ 3)
% Row 3
\SetRowColor{white}
Order Of Operations: & PEMDAS (Parentheses / Exponents / Multiply / Divide / Add / Subtract) \tn 
% Row Count 11 (+ 3)
% Row 4
\SetRowColor{LightBackground}
Arithmetic Sequences: & each term is equal to the previous term plus d Sequence: t1, t1 + d, t1 + 2d, . . . Example: d = 4 and t1 = 3 gives the sequence 3, 7, 11, 15, . . . \tn 
% Row Count 17 (+ 6)
% Row 5
\SetRowColor{white}
Geometric Sequences: & each term is equal to the previous term times r Sequence: t1, t1 · r, t1 · r2, . . . Example: r = 2 and t1 = 3 gives the sequence 3, 6, 12, 24, . . . \tn 
% Row Count 23 (+ 6)
% Row 6
\SetRowColor{LightBackground}
Factors: & the factors of a number divide into that number without a remainder \tn 
% Row Count 26 (+ 3)
% Row 7
\SetRowColor{white}
Multiples: & the multiples of a number are divisible by that number without a remainder \tn 
% Row Count 29 (+ 3)
% Row 8
\SetRowColor{LightBackground}
Percents: & use the following formula to find part, whole, or percent part = percent 100 × whole \tn 
% Row Count 33 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{17.67cm}{x{7.5988 cm} x{9.6712 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{17.67cm}}{\bf\textcolor{white}{Averages, Counting, Statistics, Probability}}  \tn
% Row 0
\SetRowColor{LightBackground}
average & average = sum of terms number of terms \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
average speed & total distance/total time \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
sum & Average*number of teerms \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
mode & value in the list that appears most often \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
median & middle value in the list (which must be sorted) Example: median of \{3, 10, 9, 27, 50\} = 10 Example: median of \{3, 9, 10, 27\} = (9 + 10)/2 = 9.5 \tn 
% Row Count 15 (+ 7)
% Row 5
\SetRowColor{white}
Fundamental Counting Principle: & If an event can happen in N ways, and another, independent event can happen in M ways, then both events together can happen in N ×M ways. \tn 
% Row Count 22 (+ 7)
% Row 6
\SetRowColor{LightBackground}
SAT Prep & \{\{link="https://www.fabmarks.com/sat-live-classes-fast-track"\}\}SAT Prep\{\{/link\}\} \tn 
% Row Count 26 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}



\end{document}