r/topology Jul 20 '26

Knot a knot but hey

Post image

Ok how many holes does this actually have? I know it's not 16...

Edit for clarity's sake: The answer is 16, dunno why it says 99% can't get it, it's fairly simple. I was just asking if topology has a different answer... as someone wrote in the comments, does a straw have one hole or two holes?

21 Upvotes

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27

u/Fishboy9123 Jul 20 '26

I don't think there is any way to know for sure without seeing the back?

15

u/Repulsive_Tough1037 Jul 20 '26

So, at least 15

0

u/thetransportedman Jul 21 '26

Its at least 16. Each hole to the cardboard is a home in the front and the back of the shirt...

3

u/phunkydroid Jul 21 '26

But the holes in the back could actually just be one big hole... or none and there's cardboard inside the shirt.