Use the following problem statement to answer questions $7-11.$

A manager wants to solve the linear programming model below using the graphical soluti

method. The graph of the model is shown in the figure. Round to two decimal places.

MaxZ$=4x1+3x2$

$Cl$:$x1+x29,$ Resource $1$

$C2$:$2x1+x212$ Resource $2$

C$3$: $x15$

Rescurce $3$

$C4$:$x1,x20$

Question $7$

Select all resources that will be completely used at the optimal solution$-$

$$ Resource $1$

Resource $3$

$$ None of the resources

$$ Resource $2$

Question $8$

What is the Z$-$value of the optimal solution?

$20$

$060$

$030$

e $26$

$626$

Question $9$

Select all constraints with zero slack.

$c2$

mane of the constraints

G C$4$

$C$

$c1$

Question $10$

Which of the following constraints has the unused resource$($s$)$ at the optimal solution?

$Cz$

$Cl$

$CA$

a c

$Cl$

Question $11$

Which of the following constraints has the surplus value of $2\mathrm{.}00$ at the optimal solution?

Q c

$C4$

nane of the constraints

$Cl$