Latest Infosys Aptitude Question SOLUTION: There are some bulbs,which are numbered from 1 to 100.all the bulbs are in on conditions. The following operations are performed:- 1. Those bulbs number which are divisible by 2 a

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There are some bulbs,which are numbered from 1 to 100.all the bulbs are in on conditions. The following operations are performed:-
1. Those bulbs number which are divisible by 2 are switched OFF.
2. Those bulbs numbered which are divisible by 3 are switched ON (which are already OFF) and OFF bulbs are switched ON.
3. Similarly bulbs numbers divisible by 4 are either switched ON or OFF depending upon there previous condition
4. This procedure is adopted till 100th bulb.
At the end there were how many bulbs which were in ON condition?

Asked In Infosys (12 years ago)

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