The data set shows the admission prices at several museums. $20, $20, $16, $12, $15, $25, $11 find and interpret the range, interquartile range, and mean absolute deviation of the data. the range is . the interquartile range is . the mean absolute deviation is . question 2 the prices vary by no more than $ . the middle half of the prices vary by no more than $ . the admission prices differ from the mean price by an average of $ . 7 of 8 answered need ? check answer next

Determine if the solution set for the system of equations shown is the empty set, contains one point or is infinite. x + y = 5 x + y = 7 {} 1 solution infinite

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.

Find an equation of the line that has intercepts (1,0) and (0,4).