Question $18$

$7\mathrm{.}5pts$

The demand constraint for the plant in Vermont should be entered into the "Subject to the Constraints" box in the Excel Solver as:

$B15=B21$

$B15=B14$

$B15$ B$14$

$B15=0$

Question $19$

$7\mathrm{.}5pts$

What formula should go in cell C$18$ for Galveston's transshipment constraint?

$=C18-B15$

$=E6-B15$

$=B6+B7-B15$

$=B6+B7-B12$