8.51.3 Can you answer these questions?

8.51.3.1 Sections in Appendices list are not idented in the table of contents
8.51.3.2 beamer not compiling on Ubuntu 22.04.1 LTS
8.51.3.3 What's the idea behind 94% scale factor of the sans serif in NewTX?
8.51.3.1 Sections in Appendices list are not idented in the table of contents

https://tex.stackexchange.com/landing/r/digest?cta=question&id=652233

The section title in the list of Appendices is not being indented, but the subsection title is indented. So, for example, the outline of Appendices in my table of contents looks like this: 
APPENDICES 
... 
[table-of-contents] [indentation] [appendices] [appendix]
 
asked by Elaine https://tex.stackexchange.com/landing/r/digest?cta=user&id=277303 Score of 1
8.51.3.2 beamer not compiling on Ubuntu 22.04.1 LTS

https://tex.stackexchange.com/landing/r/digest?cta=question&id=652689

I am trying to use Beamer in Latex. As a simple test, I tried to compile the TeXStudio template for Beamer 
Here is the output 
But to my surprise even after all of this it produced a pdf file???? 
... 
[beamer]
 
asked by brian cullis https://tex.stackexchange.com/landing/r/digest?cta=user&id=277545 Score of 1
8.51.3.3 What's the idea behind 94% scale factor of the sans serif in NewTX?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=652114

Feeding 
\documentclass{standalone}% 2018/03/26 v1.3a 
\usepackage[T1]{fontenc}% 2021/04/29 v2.0v 
\usepackage[helvratio=.9]{newtxtext}% 2022/02/28 v1.71 
\begin{document} 
X\textsf{X}x\textsf{x} 
\end{... 
[fontsize] [height] [newtx]
 
asked by GeekestGeek https://tex.stackexchange.com/landing/r/digest?cta=user&id=224332 Score of 1