Revisit the first example covered in the chapter on "Optimal Product Mix." Consider all constraints but $-$ in addition $-$ assume that, whenever you sell more

than $320$ units $($pounds$)$ of any product, you must give a discount of $$1\mathrm{.}00$ per pound on each pound above $320$ sold.

What is the optimal product mix, total labor and material used and maximum profit subject to all these constraints?

This model will be cested un difterent sets of inpert data.

Profit

$,$

$\backslash$table$[[,],[,$Available$],[=,4500],[1600,]]$

Labor Used

What are thhe excel forulas in the blanks?