PLEASE SHOW WORK SO I CAN UNDERSTAND I GENUINELY NEED HELP Find the required sample size for a survey of the amount of time teenagers spend watching TV on weekdays with a confidence level of 99%, a margin of error of 10 minutes, and a survey 5 years ago had s = 50.5 minutes.

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.