Let's review the Wyndor Glass problem. We solved it using Excel Solver in class. Please respond to the following questions:

$\backslash$table$[[,$A$,$B$,$C$,$D$,$E$,$F$],[1,$Decision,x$1,$x$2,,,],[2,$Variables,$2,6,,,],[3,,,,$Value,Sign,$],[4,$Max $Z=,300,500,3600,,],[5,$s$.$tmaxz$=300x_1+500x_2$

$s.t.1x_{1}4,,],[9,,,],[10,,,],[11,,,],[12,,2x_{2}12,,],[13,,3x_1+2x_{2}18,,],[14,,,],[15,,x_1,x_{2}0,,]]$

What are decision variables in this problem?

What is the objective function used to calculate the maximum profit? Please write down the equation.

What are the key constraints in the Wyndor Glass problem? Please use mathematical model to write these constraints. How do they impact the company's decision$-$making?

Which Excel function or tool would you use to determine the optimal production mix for Wyndor Glass? $($e$.$g$.,$ Solver, Goal Seek, or Data Tables$)?$