3. liam makes a poster for the fair. maureen looks at the
poster and says that the more tickets a customer buys the
come to the fair!
price per ticket decreases. liam disagrees.
admission plus 5 $15
parta
admission plus 10 tickets. $25
the graph represents the relationship between the number of
admission plus 20 tickets.. $45
tickets bought and the price paid. find the slope of the line using two different pairs of coordinate
points. what does the slope mean about the price per ticket? is liam or maureen correct?
fair price
price (5)

(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.