Karlee Howell

Mathematics

19 July, 18:07

Each school year, seventh graders who study Life Science participate in a in a special field trip to the city zoo. In 2010, the school paid $1260 for 84 students to enter the zoo. In 2011, the school paid $1050 for 70 students to enter the zoo. In 2012, the school paid $1395 for 93 students to enter the zoo.

a) Is the price the school pays each year in entree fees proportional to the number of students entering the zoo?

b) Explain why or why not.

c) Identify 1the constant of proportionality, and explain what it means in the context of this situation.

d) What would the school pay if 120 students entered the zoo?

e) How many students would enter the zoo if the school paid $1425?