e first student will op

timer Asked: May 18th, 2015

Question description

When recess is over, each student will walk into the school one at a time. The first student will open all the locker doors. The second student will close all of the locker doors with even #'s. The third student will change all the locker doors with #'s that are multiples of 3. The forth student will change the position of the locker doors numbered with multiples of 4, and so on. After 1000 students have entered the school, which locker doors will be open.

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