maximize total profit. The linear model and the sensitivity report are given as below. Round to two decimal places.

$\backslash$table$[[,$Variable Cells$],[,$Cell,Name,$\backslash$table$[[$Anal$],[$Value$]],\backslash$table$[[$Reduced$],[$Cout$]],\backslash$table$[[$Objective$],[$Coefficient$]],\backslash$table$[[$Allowrable$],[$Increase$]],\backslash$table$[[$Alowable$],[$Decrease$]]],[,$SBS$3,x1,4\mathrm{.}40,0,90,30,70],[,SCS3,x2,4\mathrm{.}53,0,$A$,210,15],[,$Constraints$],[,$Cell,Name,$\backslash$table$[[$Fnal$],[$Value$]],\backslash$table$[[$Shadow$],[$Price$]],\backslash$table$[[$Constraint$],[$R$.$H$.$ Side$]],\backslash$table$[[$Allowable$],[$Increase$]],\backslash$table$[[$Allowable$],[$Decrease$]]],[,$SM$56,Cl,80,7,80,16,44],[,$SMS$7,C2,36,3,36,10\mathrm{.}67,16],[,$SMS$8,C,4\mathrm{.}40,0,6,1E+30,1\mathrm{.}60],[,$$M$$9,$C$4,26\mathrm{.}80,0_{?},$B$,1E+30,3\mathrm{.}20]]$

Question $12$

$6pts$

At the optimal solution, how many pounds of Resource $2$ are required?

$0$

$36$

$90$

$60$

$3$

$16$