Question

The pizza shop owner tells Mr. Lopez that 3 jumbo cookies can feed 10 students.

Write an equation to determine how many jumbo cookies, j, are needed to feed 60
students, s.

Answer 1

j(x) = [ (3/10) cookie/student ]x

Explanation:

The "unit rate" here is

3 jumbo cookies

------------------------- = (3/10) cookie/student

10 students

Then the number of cookies needed to feed x students is

j(x) = [ (3/10) cookie/student ]x