The objective function measures profit; it is assumed that every piece stocked will be sold. Constraints measure display space in units, time to set up the display in minutes and two marketing restrictions.

MAX $100N+120B+150R+125E$

$N+2B+2R+2E,<mn\; id="EditorElement\_2523801">1</mn><mn\; id="EditorElement\_2523802">0</mn><mn\; id="EditorElement\_2523803">8</mn>$ Space

$3N+5B+E,<mn\; id="EditorElement\_2523837">1</mn><mn\; id="EditorElement\_2523838">2</mn><mn\; id="EditorElement\_2523839">0</mn>$ Time

$N+R,<mn\; id="EditorElement\_2523863">2</mn><mn\; id="EditorElement\_2523864">5</mn>$ Market Restriction $1$

$B+R+E>50$ Market Restriction $2$

Use the output to solve and answer the following question.

How much space will be left unused?

$\backslash$table$[[$Variable Cells$],[$Cell$,$Name,$\backslash$table$[[$Final$],[$Value$]],$Reduced,$\backslash$table$[[$Objective$],[$Coefficient$]],\backslash$table$[[$Allowable$],[$Increase$]],\backslash$table$[[$Allowable$],[$Decrease$]]],[$Cost$],[$$$B$$$18,$Necklace,$8,0,100,1E+30,12\mathrm{.}5],[$$$C$$$18,$Bracelet,$0,-5,120,5,1E+30$