It’s probably because they are hoping the purchaser is using a spreadsheet going “x cents per sheet” and this is rigged to jump to the top of that sort order

And bots are already better than us at these tests. Might be better to assume if someone solves too quickly they are a bot. Sorry Mensa peeps

https://www.newscientist.com/article/2384228-bots-are-better-at-beating-are-you-a-robot-tests-than-humans-are/

Ah yes the issue is there isn’t enough content on YouTube