$2.$ Do any constraints have $($nonzero$)$ slack? If yes, which one$($s$)$ and how much slack does each have?

multiple choice $1$

None of the constraints have any slack. Both constraints are binding.

The first constraint has a slack of $10.$

The second constraint has a slack of $15.$

$3.$ Do any constraints have $($nonzero$)$ surplus? If yes, which one$($s$)$ and how much surplus does each have?

multiple choice $2$

None of the constraints have any surplus.

The first constraint has a surplus of $15.$

The second constraint has a surplus of $20.$