Ronnie surveyed a random selection of realtors in his town about the
number of bedrooms in the houses for sale that week. The dot plot
shows the results. Which inference is correct?
A Most of the houses have fewer than 3 bedrooms.
Some houses have 0 bedrooms
© More than 50% of the houses have exactly 3 bedrooms.
D 80% of the houses have 3 or 4 bedrooms

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.