Brain Teasers & Puzzles
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scientific studies have shown that there is a direct, positive correlation between foot size and performance in spelling tests. how can you explain this correlation?
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There are two ropes which are of different length.
Each rope takes 60 minutes to burn completely when set on fire from one end.
You have to measure 45 minutes of time with the help of this ropes.
You cannot fold the ropes to half or tamper any of them.View SolutionSubmit Solution- 1,128.2K views
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A prisoner fate will be determined by a game. there are two jars, one with 100 white marbles, and one with 100 black marbles. at this point, prisoner is allowed to redistribute the marbles however he wish e.g. swap a black marble with a white marble, etc. the only requirement is that after prisoner is done with the redistribution, every marble must be in one of the two jars. Afterwards, both jars will be shaken up, and prisoner will be blindfolded and presented with one of the jars at random. then he pick one marble out of the jar given to him. if the marble prisoner pull out is white, prisoner live; if black, prisoner die. how should prisoner redistribute the marbles to maximise the probability that he live; what is this maximum probability (roughly)?
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Champagne is the traditional toasting drink of New Year’s. Where is it made?
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If, 9999 = 4, 8888 = 8, 1816 = 6, 1212 = 0, then 1919 = ?
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What do you get when you take the sun and divide its circumference by its diameter?
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