Brain Teasers & Puzzles
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What has a thumb and four fingers but is not alive?
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A vampire enters a town and bites 2 person every night. The bitten 2 persons grows in to two big vampires and bites 4 persons the next night. These 4 vampires bites 6 people the next night and the 6 bites 8 and so on…….
How many vampires will be there on the 5th night?
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- 1,472.4K views
- 1 answers
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Everyone has it and no one can lose it, what is it?
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Paul, Sam and Dean are assigned the task of figuring out two numbers. They get the following information:
Both numbers are integers between (including) 1 and 1000
Both numbers may also be identical.
Paul is told the product of the two numbers, Sam the sum and Dean the difference. After receiving their number, the following conversation takes place:
Paul: I do not know the two numbers.
Sam: You did not have to tell me that, I already knew that.
Paul: Then I now know the two numbers.
Sam: I also know them.
Dean: I do not know the two numbers. I can only guess one which may probably be correct but I am not sure.
Paul: I know which one you are assuming but it is incorrect.
Dean: Ok, I also know the two numbers.What are the two numbers?
View SolutionSubmit Solution- 1,476.9K views
- 1 answers
- 4 votes
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Nabila got some digits: 1,2,4,5,6,8,0
She made some numbers from them!
In those numbers digits might be repeated!
But all of them must be divided by 4.
How many numbers she got?
View SolutionSubmit Solution- 1,472.9K views
- 1 answers
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