Fill in the missing data for each of the following independent cases. $($Ignore the income taxes.$)$

Sales Revenue Variable expanses Total Contribution Margin Fixed Expanses Net income Break Even Sales Revenue

$1?$ $$40,000?$ $$30,000?$ $$40,000$

$2$ $$80,000?$ $$15,000??80,000$

$3?40,00080,000?$ $$50,000?$

$41,10,00022,000??38,000?$