earrings a jewelry store should stock.

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

$N+2B+2R+2E,108$ Space

$3N+5B+,E,120$ Time

$N+R,25$ Market Restriction $1$

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

Use the output below to answer the question. You are offered the chance to obtain more space. The offer is for $15$ units and the total price is $1500.$ What should you do$?$