Latest self Aptitude Question SOLUTION: 1 day the principal summoned 1000 students in the quad.. there are 1000 aligned lunch box in the quad.. The principal asked Student number 1 to open every single lunch box, from 1

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(#M40020454) SELF question reasoning Keep an EYE

1 day the principal summoned 1000 students in the quad.. there are 1000 aligned lunch box in the quad..
The principal asked Student number 1 to open every single lunch box, from 1-1000. and asked Student number 2 to come in and close every even lunch box (2,4,6 etc until 1000).
and asked Student number 3 to go to every 3rd lunch box and opens it f its close, and closes it if it s open.
and the 4th student will go to every 4th lunch box and opens it if its close, closes it if its open..
and continues until the 1000th student..
Q: after the 1000th student.. what do u think is the exact number of open lunch-boxes? why?

MAN (11 years ago)

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