Starcups Coffee Company is launching a new sustainability initiative that would reward customers for purchasing a reusable cup. During the cup promotion, customers would pay an extra $$1\mathrm{.}00$ for the reusable cup and would receive a $20$ percent discount each time they return with the cup to buy a cup of coffee.

Each week Starcups serves $46,000$ customers, who purchase an average of $3\mathrm{.}00$ cups of coffee per week $(138,000$ cups total$).$ Starcups's contribution margin income statement for a typical week is shown below:

$\backslash$table$[[,$Units,Per Unit,Total$],[$Sales Revenue,$138,000,$$$5\mathrm{.}20,$$$717,600$