All Questions
Tagged with mathematics enigmatic-puzzle
104
questions
4
votes
1
answer
275
views
In the spirit of simultaneous equations
Solve the following word/letter/number equations:
For there are three that bear record in heaven, the Father, the Word, and the Holy Ghost: and these three are one.
And there are three that bear ...
4
votes
0
answers
212
views
The madness of a master
It was midnight. Mr. Holmes was suffering from abdominal pain, shortness of breath, pain in the bones, skin lesions and whatnot? So in this condition, why would Mr. Holmes drive to Brazilian Churches, ...
9
votes
1
answer
502
views
Sequence Puzzle - First Question of 42
Professor Tera was walking on Connecticut Road, where there are some public restrooms.
Tera saw some students standing in a row. They seemed to be playing a game called Evolution.
And it looked like ...
18
votes
1
answer
348
views
Mathematics is Material
The instructions for this puzzle...darn it, I wrote them down around here somewhere. Well, you're smart so I'm sure you'll figure it out!
CSV:
O,H,T,N,E,Z,R,I,G,M,R,V,P,O,U,E,N,L,I,O,I,E,D,F,I,E,S
N,...
30
votes
2
answers
1k
views
A fairy tale in a golden toy
Once upon a time, long long ago, in the days when good stories were far more beautiful and far harder to come by, a king was asked by his spoilt but beloved princess daughter to give her a fairy tale. ...
45
votes
1
answer
2k
views
Ridiculous problem from an old maths textbook
There's a puzzling little problem I found in one of my old maths textbooks (Basics of Madthematics). In the middle of a whole bunch of normal problems on calculus and algebra and whatever, suddenly ...
18
votes
1
answer
689
views
A remarkable musical ode
On his deathbed, the great blind composer Charles Triangle composed the following remarkable piece, but his penchant for puzzles has left critics in tears searching for a deeper meaning to a piece ...
2
votes
1
answer
180
views
Exceptional numbers, neither good nor bad
Behold, my new comrades, a monstrous yet straightforward puzzle, appearing on the order of that group of fellows occasionally visiting PSE but hitherto unable to join their simple friends. I assure ...
7
votes
2
answers
267
views
A special chemical compound with a touch of math
What do you get when mixing
Aluminium, Neon, Nitrogen, Sulfur, Titanium, Vanadium,
and two math ingredients
$\lim_{n\to\infty}(1+\dfrac{1}{n})^n $ and (degree,?,seconds)
and
don't ask ...
7
votes
1
answer
419
views
Density type puzzle 5
A puzzle in the spirit of this puzzle. I've tried to make it a bit tougher this time, though there are no distractions of any kind. Enjoy!
Final answer: (4,5)
Hint 1
Hint 2
Hint 3
Hint 4
-9
votes
4
answers
351
views
It's his birthday!
A friend of mine told me that he was about to have his birthday. However, he didn't tell me what his birthday was.
When is his birthday?
Compulsory Hint 0
Compulsory Hint 1
6
votes
5
answers
436
views
Patient No. 141
I have a rare disease and it is really dangerous. I need oxygen tanks supplying oxygen to me. It is like I rely on oxygen tanks more than water and food. I think that my path to cure takes ...
6
votes
4
answers
437
views
What's wrong with this D20?
Here's a D20 I produced by 3D printing and finishing. Something is wrong with it relative to the intended design. What is wrong and how did it get to be that way?
Hint:
1
vote
2
answers
324
views
What is the secret of this Math(s) "joke"? [closed]
On a page called 14 jokes only intellectuals will really understand, it lists:
A mathematician is heading to a house party. Just as he is coming up to the house, he notices there are no cars parked ...
14
votes
5
answers
2k
views
When did I make this puzzle?
I was flipping through some of my old puzzling notebooks, and I found an old puzzle of mine I don't quite remember.
I tried to find when I made it (I put the date I made all of my puzzles on them), ...
3
votes
2
answers
240
views
This title is not a clue
$\color{#FFFFFF}{\textsf{I am required to have text in my question. This is not a clue. Stop reading and look at the image.}}$
8
votes
4
answers
1k
views
A Mix of Puzzles
Weapon of the sea, undented, times x or y minus the first, reversed.
3-4 triangle complete.
A bucky lemur nun.
Shakespearean poem less nonagon's sides.
Krypton minus vanadium. (omg i messed this up ...
5
votes
1
answer
570
views
Solve this puzzle. I created for my friend for FUN :)
My friend is very good at puzzles. so i thought of creating one by myself and try to see if he can solve. Finally I succeeded and he gave up.
Interested people can try.
Hint: use all four arithmetic ...
3
votes
1
answer
194
views
More Email Shenanigans
I don't know how these people know my email address, but after the (still unsolved) shenanigans of the Interesting email I received? I got... yet another email. This one was of a Google Drive document ...
7
votes
2
answers
257
views
Simple Arithmetic Puzzle 6. Or is it?
Here's a sixth one! (with a twist)
\begin{align}16&=\boxed9\times18\\5&=13\times\boxed3\\?&=9\times20\end{align}
Can you find the value of the question mark?
HINT 1:
3
votes
2
answers
132
views
A story reminiscent of something
An old Russian mathematician once told me this strange story...
“In a galaxy far away there is a civilized species.
The skin colors of everyone in the species is blue or green. Among the ...
9
votes
6
answers
5k
views
100 pieces 1 opportunity, choose wisely!
Say you have a cake that is cut into 100 pieces.
One of the pieces has a hidden prize.
100 people take turns, each taking a piece in sequence hoping to find the prize.
Note: I slightly modified (...
5
votes
1
answer
179
views
Stuck in Space - Part I
I've been transported through a wormhole to a new planet in a new universe.
Standard stuff, really.
But something is... off about this planet. Sometimes, walking around it, I just feel like I'm ...
10
votes
4
answers
819
views
How to deal with Tim
My friend Tim is a real dick. Whatever happens to him he just won't die! I asked him what the secret to his power was (So I could kick his ass). He handed me a crumpled up piece of this paper with ...
11
votes
1
answer
866
views
Weird and complex puzzle that we need help with
So basically this is a complex deep web puzzle and we're pretty much stuck at it right now as we don't have any idea what this is about, any help will be aprreciated (the attached images are the ...
21
votes
1
answer
464
views
Orange you glad it's not Lemon?
My friend gave me this note in class,
my very own third grade mathematics class!
But alas:
To little, my third grade-ly efforts amassed.
Again and again,
I wish I'd known then,...
5
votes
2
answers
287
views
Sada, Nadine and the novus text
Sada and her fried Nadine found a novus text.
They think the person who wrote it was trying to convey some message.
Just before the text was a bit of mathematics but their knowledge on mathematics is ...
-9
votes
6
answers
319
views
Average of a Series
The "average" of a series is x. A new data point comes in with the value x + 1.
But the new average is less than ...
11
votes
4
answers
1k
views
Puzzle creator looking for feedback!
I've been an amateur puzzle maker for a long time. I've never really found an audience and someone suggested that I check this place out. My puzzles are kind of ARG style. Let's see if you can figure ...
12
votes
8
answers
2k
views
Prison Pizza Party
You are an inmate at Infinity Prison, where prisoners must work together to solve a challenging riddle every day to ensure their very survival. But today is your lucky break; the warden has decided to ...
4
votes
4
answers
408
views
Find out the rules from examples, then solve it
Fill the blank rectangles with numbers 6 to 16
Find out the rules from examples
The answer must be unique
Hint:
4
votes
4
answers
537
views
The Battle of Puzzlings
I present to you...
The Battle of Puzzlings
Your task is to turn 'one' into a letter representation of 1066 (the year of the Battle of Hastings):
Rules
Fewest moves wins.
All matches must be used.
...
5
votes
1
answer
378
views
The Numberphile Heist (part 2)
A sequel to The Numberphile Heist (part 1)
You hear a click, and a slight push reveals the entrance. Looking at what's inside, you laughed at your own naïvety.
Instead of a mountain of brown paper, ...
9
votes
1
answer
559
views
n is a number, but the result is not
Here's a formula:
(n - e) + (n + 1 - w) + (n + 3 - f) + (n + 6 - s) + (n + 2 - h)
n is a number, but the result is not.
What ...
26
votes
3
answers
1k
views
The PSE School of Enigmatics (Part 1)
Update: I fixed up the second image, making it (perhaps) a little bit easier to crack.
You leap out of your bed. Today's the day!
You check your mailbox, and wow, there it is! The frayed look of the ...
3
votes
1
answer
376
views
The game of pebbles +
The game of pebbles is a two-player game. The game starts with N stones. On a player's turn, he or she must remove either 1, a power of 2 (2,4,8,...) or a power of 3 stones (3,9,27,...). The player ...
5
votes
4
answers
2k
views
The game of pebbles
The game of pebbles is a two-player game. The game starts with $N$ stones, and a number $c>2$ is fixed. On a player's turn, he or she must remove either $1$ or $c$ stones. The player who does not ...
12
votes
2
answers
331
views
El Circo de Desconcertante
Well. It took you long enough. But finally you have tracked El Circo de Desconcertante down to this door in this dismal alley.
You knew you wouldn't just be allowed in, so you've come prepared with ...
9
votes
1
answer
656
views
The Mathematics Department
After a whirlwind tour of the English department, the tour entered the Mathematics department.
Upon entering, I immediately heard some interesting conversations:
"It's like a puzzle, that game..." ...
27
votes
6
answers
2k
views
Stargate escape
What a nightmare! When you awake in cold sweat you only remember
dazzling colours, flash-lights, dark shadows with far too many arms
and the sickening sensation of being dropped from a high place. You
...
10
votes
2
answers
638
views
Welcome to Nᴏɴᴇderland
(The puzzle statement now
identifies these numbers as equivalent.)
O O
O O O O
...
25
votes
3
answers
1k
views
Welcome to Oɴᴇderland
1 1
1 1 1 1
1 1 1 1
1 1 1 1 1
...
8
votes
3
answers
490
views
A seriously confuse recipe - or is it?
Mix one teaspoon of the first ingredient with one of the second ingredient in a bowl.
In another bowl, repeat the operation, adding one more teaspoon of the second ingredient. Repeat again until you ...
15
votes
3
answers
1k
views
A Greek cipher about 2 lovers
One man and one woman once loved each other very much. But there was always something or someone who came between them and they had to eliminate that person or thing. One was so beautiful, the world ...
7
votes
1
answer
463
views
A Puzzling Cafe Parfait
The Puzzle Cafe is famous for it's delicious parfaits, however, they come with a catch. To eat each layer, you have to solve the puzzle in the layer before it! After hearing all the rave reviews, I ...
55
votes
6
answers
4k
views
Can you explain these equations?
Anthony just got a new drone with an HD camera and microphone, and he is eager to test it out. He connects his computer to its wireless live video stream, opens up his window, and flies it outside. ...
23
votes
3
answers
1k
views
Musical in Nature
What is the next song in the list?
Pedal To The Medal
Not Inside -- Outside
The Final Countdown
Every Rose Has Its Thorn
.........
The Puzzle
Within these dots, you shall find a magical, mystical, ...
10
votes
2
answers
966
views
Euclid's orchard
Once upon a time Isaac was lounging under a tree in Euclid's apple orchard,
when something struck his foresight.
“In the future,” he imagined,
“the layout of these trees could help
...
10
votes
3
answers
1k
views
Likeable Alb's Chip Restaurant
Story:
You go to a restaurant called "Likeable Alb's" to eat some of their world-famous chips. You sit down in your chair. Some time later, the waiter comes and hands you the menu. The menu contains ...
0
votes
1
answer
214
views
Sum the two numbers
If you know that:
TWO + THREE = TILAS
THREE + NINE = TUZRI
FOUR + TWO = GIRF
EIGHT + NINE = EVOUX
NINE + NINE = BARAI
Can you tell:
TWO + NINE = ?