Mr. Johansson give his class 50-questions multiple choice tests. Each correct answer is worth 2 points, while half point is deducted for each incorrect answer. If the student does not answer a question, the question does not get any points.

Which graph represents the parent function of y=(x+2)(x-2)

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?

(50 ) 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.