The bird population on an island is declining at a rate of 2.2% per year. the population was 3500 in the year 2009. which answer is the best prediction of the population in the year 2014? a 2730 b 3062 c 3132 d 3423

If 3 3/4 lb. of candy costs 20.25 how much would 1lb. of candy cost

I’m not good at math can i have ? ?

Mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.