UPJOKE
zero0integercipherreal numbernumbercypherfibonaccidecimalnatural numbernumeral systemnumber linenullsaka eracomplex number

I have a bag of circular pretzels.

They're not knots. They're noughts.

A mathematician is asked, "Why did Romeo kill himself when he thought Juliet was dead?"

"Because without one the other is nought."

What is Jeremy Clarkson's PIN number?

Nought two sixty.

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