Required information

$[$The following information applies to the questions displayed below.$]$

Data for Hermann Corporation are shown below:

$\backslash$table$[[,$Per Unit,$\backslash$table$[[$Percent$],[$of Sales$]]],[\backslash$table$[[$Selling price$],[$Variable expenses$]],\backslash$table$[[135],[81]],\backslash$table$[[100\%$