Known expression:
What is 0 divided by 0?
Some people say it's 0, some people say it's 1, some people say it's undefined, some people say it's infinity and some people say that it's Not a Number. Only one of these answers are correct. The correct one is that it's Not a Number.
1:
You: Hey siri, what's 0 divided by 0?
Siri: Intermediate
2:
You asking to 10 people in 5 groups: What's 0 divided by 0?
1st group: Infinity
2nd group: It's not a number.
3rd group: It's undefined!
4th group: It's 0.
5th group: It's 1.
You: Group 2 wins!
The answer is 0, If you divide a number by 0, the answer is 0. But if you divide a number by the same number, it is 1, but 0 is less than 1. So the answer is 0.
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.
FRIEND A: "Did you just take a stealthie of me?"
FRIEND B (turning phone around): "no I was just using snapchat's new filter, see?"