The circumference of a circle is increasing at a rate of \dfrac{\pi}{2} 2 π start fraction, pi, divided by, 2, end fraction meters per hour. At a certain instant, the circumference is 12\pi12π12, pi meters.

You got a job selling magazines door-to-door. you are paid $100 per day plus $1.50 for each magazine you sell. which recursive formula models this situation?

Which expression is rational? 6. , square root two, square root 14, square root 49

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.