Latest self Aptitude Question SOLUTION: There are 100 light switches on the wall, all turned oﬀ. A hundred toddlers come by. The ﬁrst toddler ﬂips every switch. Then the second toddler ﬂips just switches 2, 4, 6,

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Previous Question: At a bar, there is a bucket containing ice, some of which has melted. A bartender gets an ice cube weighing 20 grams from the ice bucket and puts it into an insulated cup containing 100 grams of water at 20 degrees Celsius. Will the ice cube melt completely? What will be the final temperature of the water in the cup? Next Question: If 2505 / 0.5 = 5010 then 25.05 / 0.5 = ?

(#M40009101) SELF question light on Keep an EYE

There are 100 light switches on the wall, all turned oﬀ. A hundred toddlers come by. The ﬁrst toddler ﬂips every
switch. Then the second toddler ﬂips just switches 2, 4, 6, 8, ... etc. Then the third toddler ﬂips switches 3, 6,
9, 12, ... etc. This pattern continues until ﬁnally the 100th toddler ﬂips just switch number 100. How may lights
are turned on at the end?: gnavaneeth (12 years ago); Unsolved Read Solution (1); Is this Puzzle helpful? (0) (0) Submit Your Solution

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Previous Question: At a bar, there is a bucket containing ice, some of which has melted. A bartender gets an ice cube weighing 20 grams from the ice bucket and puts it into an insulated cup containing 100 grams of water at 20 degrees Celsius. Will the ice cube melt completely? What will be the final temperature of the water in the cup? Next Question: If 2505 / 0.5 = 5010 then 25.05 / 0.5 = ?

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As for everything else, so for a mathematical theory: beauty can be perceived but not explained.

Arthur Cayley

Do you know what seems ODD to me? Those numbers which are not divisible by 2.

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