Ashipping requirement specifies that a package must have length plus girth of at most 84 inches (in). suppose that we would like to mail a square-ended rectangular package (box) meeting this requirement. see the us postal service website for details about calculating girth. find the dimensions of the package that give us the greatest volume.

Paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.