As sixth graders were entering Emerson middle school, there free supplies were being distributed. Every 5the sixth grader that e
ntered the building recived a free pencil. Every 15th sixth grader that entered the building received a free note book. Every 50th sixth grader that entered the building recived a free t-shrit. if there were 260 sixth graders entering the building, how many recived a free pencil, how many received a free notebook, how many students received all three supplies for free?
