there are 1000 lockers and 1000 people, the 1st person opens ever locker, the second person changes every other locker (2,4,6, was (if it was open it is now closed), the 3rd person changes every 3rd locker, and the 4th person changes every 4th locker, and so on to all 1000 pll do it.how many fucking lockers are open at the end????????
(i kno teh answer just to tell u this is a 6th grade math question)
this is just to stump ppl
EDIT: another example, if its the 31st person hed change every 31st locker which is locker 31,62,and 93)