Necesito ayuda con este nivel ya me cansé de tanto pensar

A spider and a fly play a game with a cube of side length $s=1$ and with a positive real number $d$. First, the spider picks its starting point $S$ somewhere on the surface of the cube. Then the fly picks its point $F$ somewhere on the surface of the cube. Then the spider crawls a distance of $...

Oh my God. Okay, I have a lot of things to catch up on. First, a belated HAPPY NEW YEAR!!! to everyone. Second, have any rules on Puzzling.SE vitally changed during the past three months? And last but not least, here is the puzzle! I know a friend called Simeon Galavar. He loves anagrams. His...

Pleased to meet you. I'm the CEO of a startup that specializes in designing flags for newly-independent countries. As an example, let me present to you the flag we designed for the proud republic of Guinefghanistance. Looks pretty, no? Here is a list of our ongoing projects. As ...

I recently ran across a "hint" on a logic puzzle that left me even more puzzled than before. In this puzzle: The hint says that the two negative matches for "Brown" should tell me something about "Harvard." I don't see what information could be obtained from those squares. What is this hint s...

The grumpy professor looked at his class and said - ok so now it is 2019 can you use the four digits individually with *, +, -, /, ^ (raise to the power of) and ! to make each day of the month? You can also use the square root function he said, but if you want to use the cube root you will need t...

Help me solving this sequence: need help 9,?,342,675,1230, ?,3561,5892 Source: http://zagaza.ru/za548.htm

I am considering getting the GAN 356 X soon but is it really worth £60? At the moment I have the GAN 356 R which is still pretty good.

I need help in solving this sequence: 6, 3412, ?, 8605648 I tought that the end always double so we have 6 then 12 then 24 and then 48,we can see 6 in the first 12 in 2nd and 48 in the 4th number, and then by looking at 2nd number you can see 3*4=12 so i only know that at the end of 3rd numbe...

Here's a seemingly interesting puzzle that i currently can't solve. Any ideas are highly appreciated. I was told that it's a middle school level problem but it's definitely not the simple one. At least for me :) There's a unit cube and from one of its vertices we emit a ray of light. The cube's ...

There are four basketball games tonight. Three sports writers predict winners in the morning paper. Bobby BouncePass picks: Clippers, Bulls, Warriors, and Cavs Donnie Dunks picks: Spurs, Thunder, Warriors, and Clippers Reggie Rebound picks: Hawks, Bulls, Thunder, and Clippers no one picks the...

This is the sequence: 0, 1, 3, 1024, 6, ?, 9, 100000000000 Ok i have found 2 solutions i think,the author didn't write on purpose the full sequence we should see it as a basic 1,2,3,4,5,6,7,8,9,10,11 now we can remove the 2 from the sequence and we get 1,3,4,5,6,7,8,9,10,11 as u can see 4^5=1024...