81

You say because


53

The club is a The calculations are So the answer for 21+3 is 23. Twelve is a special number, in that Edit from the OP: According to it


36

John's new password is: The word keeps in the "money" theme. It is for a bank account (money-themed) and his previous password was BROKE (money-themed). John's actions were as follows: Alternate solution: Alternate alternate solution:


36

The password is Because And the title...


35

The solution is ...


34

I think the answer is My password is 2 It is ten too. My password is seven letters long four letters is also not wrong It is fair to say that is is none but that could be off by one If you think my password is a single hole, I will blow up the north Pole!


32

After reading Paul's answer: This yields an answer of: Expressed as a math formula, where N is the number the guard gives, the solution is:


28

The number you should say is: We can decode each phrase by .. There's a special rule, though. The name of the café hints at ... With this method, the first phrase becomes: Second phrase: Third phrase: Fourth phrase: The last hint: So, now to my passphrase:


25



24

The kingdom is guarded from foreigners, therefore the password is based on native language (which is of course English:):) ).


24

The formula is: So the answer you should give is:


24

Jeez, I finally got it (well, at least I hope so). The logic for admission is a classic one, but with a silly twist: This doesn't seem to work exactly right, so here's the twist: So this is what happens: About the high-five guy: Finally, the correct answer for the author:


23

There are many possible answers. But I will say... The answer is: From this, it is clear that we should respond: Our friend should have answered:


22

You should have answered to begin with, but now you can answer to get a free donut. Bonus confirmation pointed out by Arth, shown in a comment on flu's answer:


21

Feeling good about this one: Reasoning: Guesses for what each song in the soundtrack refers to: The first (solved) clue refers to: The second clue (thanks, nexolute) refers to:


20

I think I found the answer: Belgium --> Germany --> France Saudi Arabia --> Iran --> Qatar That means that Brazil --> Chile --> Argentina I guess then that Everywhere --> Nowhere --> Home


20

I think the answer is: The poem tells us to: The lottery numbers tell us to: The message then gives us:


20

Assuming a mistake in the problem layout, we could get something with some significance: The error would be And with this


19

For the known-good answers we have so far [EDITED to add: ... but more answers have since been added to the question], the number equals with the proviso that In that case, depending on whether we take the cashier's last utterance as a "prompt" or an "error message", it seems like you need to say


18



18

Your combination is This is found by Therefore, the pieces are:


18

Solving Key 2 as a keyed Caesar cipher with the key being the answer from room 1, you get: The H's in the string are incorrectly coded to F's - they should be Y's in the coded version but they are presented as U's. H being coded to F in the string could mean we should also code it to F in the chemical (C12F27N instead of C12H27N) EDITS: Then, the sum ...


18

Since this puzzle has so many facets, I've decided to try a sort of "community answer", a compilation of solvers' efforts. If you make a chunk of progress, simply edit this post and add it. This way the final result will be organized in a clear manner that is great for progeny's sake. Thanks and have fun! The Riddles 1 Over thirty years old and still I dig;...


17

This one is very literal. Also,


17

It might be: When you read the first three phrases backwards they are:


17

I say: Because Bonus: Special thanks to


17

She replied: Mila should have said: Additional notes: Names: Pantyliner:


16

It seems ridiculous, but Then for 7 the reply should be


16

The angels should play the game, as long as the formula for the computable function must be fixed in advance and finite. Proof: let F be the shortest encoding of the formula (length l(F)) using a set of symbols S of size n(S). Then the guessing angel can simply count up from 0 in base n(S), and some time before n(S)l(F) they will encounter the formula. (...


16

Take the given routes as vectors and sum them, then apply the resulting vector to Aberdeen. Using latitude and longitude isn't quite accurate because of the curvature of the earth, but it's close enough. Brussels=50°51′N 04°21′E Tehran =35°42′N 51°25′E Brussels to Tehran: -15°09′ +47°04′ Warsaw =52°14′N 21°01′E Frankfurt=50°07′N 08°41′E Warsaw to ...


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