Eli5 why is a number divided by zero undefined?

Question

Example I have a pizza I cut it into zero pieces shouldnt it be still one whole pizza?
Since I didn’t cut it so it’s still whole

In: 0

Answer 1

Let’s say the pizza is laying on a table and meant to feed x amount of people. If there’s one person he gets everything. If there are two, both get half of it and so on. If nobody occures the whole idea the pizza feeds people makes no sense – undefined.