Sarah has a bag of jolly ranchers. there are 15 grape, 20 blue raspberry, 10 watermelon, 8 cherry, and 7 green apple jolly ranchers in a bag. a) what is the probability that she will choose a grape jolly rancher? b) what is the probability that she will choose either watermelon or cherry? c) what is the probability that she will not choose green apple? explain your reasoning.

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.