Students in a painting class must pay an art supplies fee. On the first day of c
ID: 2904273 • Letter: S
Question
Students in a painting class must pay an art supplies fee. On the first day of class, the instructor collected a total of $25 in fees from several students. On the second day she collected $15 more from some other students, and on the third day she collected another $35 from some more students.
(a) What is the most the art supplies fee could cost per student?
$
(b) Use your answer in part (a) to determine how many students paid the art supplies fee each day.
Explanation / Answer
(a) The number of students has not been given. Assuming the Art supplies fee to be uniform for all the students, it has to be the greatest common factor of 25, 15 and 35. Thus the Art supplies fee per student = gcf( 25,15,35) = $ 5.
(b) The number of students who paid the Art supplies fee are as under:
1st day 25/5 = 5 Students 2nd day 15/5 =3 Students 3rd day 35/5= 7 Students