When katie was born her mother invested $5000 in an account for her college savings. the interest rate is 3.5% compounded annually. to represent this, we can use the formula v = 5000(1 + r)t where r represents the interest rate and t represents the time in years. how much will katie have in her account when she turns 18? a) $5,175 b) $7,127 c) $9,287 d) $12,472

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.