deletions | additions       diff --git a/ratio.tex b/ratio.tex  index 4264656..98442a6 100644  --- a/ratio.tex  +++ b/ratio.tex 
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\left|\:(x\:-\:4)\:\right|\hspace{1em}<\hspace{1em} 5 \\[1em]  IoC\: : -5\hspace{1em}<\hspace{1em}x\:-\:4\hspace{1em}<\hspace{1em} 5 \\[1em]  IoC\: : -5\:+\:4\hspace{1em}<\hspace{1em}x\hspace{1em}<\hspace{1em} 5\:+\:4 \\[1em]  IoC\: : -1\hspace{1em}<\hspace{1em}x\hspace{1em}<\hspace{1em} 9 \\[1em]  RoC\:=\:\frac{IoC(max)\:-\:IoC(min)}{2} \\[1em]  RoC\:=\:\frac{9\:-\:-1}{2} \\[1em]  RoC\:=\:\frac{9\:+\:1}{2} \\[1em]  RoC\:=\:\frac{10}{2} \\[1em]  RoC\:=\:5 \\  \end{align}  \end{document}