Q: Why did the computer go to the dentist? A: Because it had Bluetooth.

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Knock-knock. Who's there? To. To who? No, to whom.

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Q: What should you put on the tomb stone of a mathematician? A: He didn't count with this...

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3  

Q: 0 is false and 1 is true, right? A: 1.

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Q: What is the chemical formula for "banana"? A: BaNa2

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