Susan and jim each own a lawn care business. the amount susan charges for lawn care is shown in the table. the amount him charges for lawn care is shown in the graph.

what is the difference between susan's and jim's lawn care business in the amounts they charge for 10 hours at work ?

susan
2 hrs $48
3 hrs $72
7 hrs $ 168
11 hrs $264

jim
1 hr $20
2 hrs $40
3 hrs $60
4 hrs $80
5 hrs $100
6 hrs $120

a) $16
b) $20
c) $28
d) $40

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.