# real's questions - English 1answer

68 real questions.

### 43 Unsolved Mysteries: D'Agapeyeff cipher

1 answers, 3.648 views cipher puzzle-history unsolved-mysteries real
The D'Agapeyeff cipher is an as-yet unbroken cipher that appears in the first edition of "Codes and Ciphers", an elementary book on cryptography published by the cryptographer Alexander D'Agapeyeff in ...

### 25 Unsolved Mysteries: Magic Square of Squares

This is the first in what will hopefully be a series of Unsolved Mysteries posts. Note that this puzzle has no known solution, nor any proof that a solution is impossible. We will see how ...

### 5 Trees and dates

2 answers, 156 views real sequence
A friend of mine in Sydney, Australia, asked for help in explaining these stones. I don't know if this is really a puzzle, but he's definitely puzzled. In one of our local parks someone has put ...

### 5 Need help with a cipher

I am trying to figure out a cipher I think I found in a book from 1982 and it's a 36 year old mystery we are trying to solve (I will reveal the book if this turns out to be something so everyone can ...

### 1 How to make a 2v2 rotation with 5 people

1 answers, 57 views strategy real
I'm running a volleyball club at school and we currently have 5 active members. Is there a way of having everybody play in a duo with everybody else and have one person sit out each game practising? I ...

### 8 A Marvelous Meal

1 answers, 465 views enigmatic-puzzle real
S.H.I.E.L.D. Universe Okoye Ironman Cosmic Invisible-Girl Lois-Lane Electra Deadpool Yellowjacket Logan Loki Ant-man Captin-America Infinity-Warfare Groot Avengers ...

### 7 Don't put yourself out, dear

2 answers, 900 views logical-deduction real
I asked my mother the other day, "What do you want for dinner? I'll get you anything your little heart desires." My mother, true to form, radiated the stereotypical motherly vibe: "Don't worry about ...

### 7 Flipping a coin across the internet

6 answers, 313 views cryptography real
Suppose you wish to "flip a coin across the internet". ie. You want to show other people that you've flipped just ONE coin, and show them the result. I'm currently trying to think of the simplest ...

### 15 My teacher gave me a puzzle one day

1 answers, 2.699 views enigmatic-puzzle rebus letters real
I told my teacher that I liked riddles and puzzles. As a matter of fact, I introduced him to the Puzzling Stack Exchange! Then, he got a sheet of paper, asked for a pen, and when he found one (I didn'...

### 6 Identical-Looking Keys on a Ring

2 answers, 280 views real construction keys-and-locks
The number of keys on your key ring has been growing steadily over time, and now you already have 15 keys to keep track of! Unfortunately, you are unable to distinguish one key from another (apart ...

### 7 Selecting the starting player [closed]

5 answers, 250 views game board-games real
The board game is about to begin. And suddenly we realize that we need to decide the starting player. The dice procedure is tiresome. And we can't find our dice right now. Or any other artifact that ...

### 9 We're gonna need a bigger bowl!

It's time for lunch, and I want to eat my favorite Regressoâ„˘ Chicken Noodle Soup. Ideally, I would pour all the soup from the can to my bowl, microwave the bowl, then eat the soup. Unfortunately, ...

### 2 What are the chances on watching the clock? [closed]

This is a relatively straightforward little puzzle, but the answers are somewhat unintuitive or can prompt a new perspective. It might be an interesting little puzzle for a probability teaching ...

### 9 What does this symbol mean

1 answers, 622 views real symbols
This is a real life question. I have a hat that has this symbol on it I can't figure out what it means. I have asked everyone I know. But I didn't get good answers. So What does it mean? Even if ...

### 4 Is there a hidden message this old Polybius listing?

0 answers, 250 views cipher knowledge language real
I recently watched this video about the mythical arcade game Polybius. It's a well-crafted investigation that thoroughly debunks the myth, but there's a segment in which the investigator suspects a ...

### 29 Should I Take the Bus or Refill My Bottle First?

9 answers, 8.554 views mathematics real
This is a real-life puzzle encountered by one of my friends. I want to arrive early to my class today. Exactly every \$7\$ minutes, there is a bus that arrives at the station near my dorm and will ...

### 59 My friend sent me a photo of his keyboard, but there's something I can't figure out about it

7 answers, 22.890 views visual knowledge real
Two months ago, my friend bought a new Chromebook. He told me yesterday that while he is happy with the computer overall, he's not that impressed by the quality of the keyboard. My friend is an ...

### 11 Who can solve this cipher?

1 answers, 761 views cipher real
The following cipher is moderately difficult but not impossible. It is (IMO) probably easily solvable for an experienced professional code breaker. ...

### 23 Separate the milk!

15 answers, 10.078 views real physics
You have a jug of milk and a jug of water. You must empty both jugs into a nine gallon barrel. You must be able to: Differentiate between the milk and the water Separate the milk from the water You ...

### 15 Code Cracking 1984

1 answers, 673 views cipher cryptography real
This is a code from an old home computer magazine. Still it is unknown the cipher used for it, although they gave the solution: ...

### 35 Changing baby's shirt

6 answers, 5.098 views real topology
Baby needs a change of shirt, but baby is also sucking on a bottle (see this stock photo for a visual). If the bottle leaves baby's mouth, baby will start crying. Also, baby loves holding the ...

### 1 The helicopter position?

4 answers, 421 views logical-deduction lateral-thinking real
Helicopter fly from New Jersey to the north for 500 km and then to the east 500 km, then to the south 500 km and then to the west 500 km where is she now? Can it arrive at a position where ...

### 2 Scheduling Meetings

1 answers, 260 views optimization algorithm graph-theory real
I came across this problem in real life and thought it could be made into an interesting puzzle. I will enjoy seeing how my eventual solution could be improved! Here's the situation. There ...

### What is the name of the novel?

4 answers, 433 views knowledge real
Yesterday, after I picked up my son from fencing practice, we stopped at Krispy Kreme to get doughnuts, as per our tradition. The total was \$3.19. I paid with a five dollar bill and when I got my ...

### -2 Ice Cube Lifting Puzzle [closed]

9 answers, 1.517 views science real
Here's an interesting scientific problem. Drop a small ice cube into a partially filled glass of water. Next, get a foot-long piece of thread or string. The puzzle is to remove the ice cube from ...

### 2 Longest autological loop?

2 answers, 253 views language open-ended real
A word is said to be autological if it describes itself. This can be a property of both nouns and adjectives; for example, "noun" is a noun and "pentasyllabic" is pentasyllabic. We can also construct ...

### 9 Find Four Pins of 50 in this Image! — A Hidden Object Puzzle

2 answers, 824 views visual real
Tonight, my friends and I went to the mall. We planned to buy some shirts and pants, but suddenly... we found this! These are number/size pins. They are typically used in hanger to denote the size of ...

### 2 How to Charge Our Devices in this Machine?

2 answers, 379 views lateral-thinking real
Warning: It is actually a simple "puzzle" which is silly but debatably unique as it really happens to me in real life. I'm amazed with nowadays technology. When I go to one of the shopping mall in ...

### 15 Optimal Money-Saving on the NYC Metro

5 answers, 1.954 views mathematics no-computers number-theory real
You are on vacation in New York City. You didn't bring your car, and it's currently around \$-50^\circ C\$, so it's probably a good idea to take the NYC metro subway to move around. You need a metro ...

### -6 What do these two places have in common?

3 answers, 432 views lateral-thinking knowledge real
In the United States of America, the New York City Borough of Queens lies at the west end of Long Island. More than 5000km across the Atlantic ocean lies the Metropolitan Borough of Bolton, a borough ...

### Pray they can hold it in for two hours? [closed]

2 answers, 148 views lateral-thinking real
I use to to help with the nursery at a very small church. The Nursery was downstairs next to the the two small restrooms for males/females. Whenever I had to go out to a restroom to get towels or ...

### 5 Improve my 3D puzzle

3D View of one solutions http://autode.sk/2Dg4FWx I designed a 4x4x4 soma cube in AutoCad and then built it with wood cubes. There are twelve pentacubes and one tetracubes. Each piece is unique and ...

### 16 The Beale Papers

The background to this one's given here: http://www.damninteresting.com/89-263-201-500-337-480/ NB: These may not be a genuine cryptograms (current thinking is that these are gibberish); but I though ...

### 23 What is the solution to Lewis Carroll's “Froggy's Problem”, and what is the “trap”?

1 answers, 1.189 views logical-deduction real
Froggy's Problem was presented in Lewis Carroll's Symbolic Logic, with a note that it "contains a marvellous trap". Because Carroll never released Part 2 of Symbolic Logic, its solution is unknown. ...

### -4 Length of mystery object

What everyday object is \${n}^{-1/4}\$ metres long, where \$n\$ is an integer? Hint: n= Note there may be some cultural dependence here.

### -3 A toy needs 3 batteries, but I only have 2 batteries [closed]

I have a boy, he has a toy which need 3 batteries, but I only have 2 batteries. With an easy hack I can switch on the toy to work properly. What did I do?

### 54 Can you open the bathroom door? [closed]

22 answers, 12.235 views visual strategy real
This happened to me in a rental apartment and I had to be creative to solve it. The geniuses who designed the bathroom managed to fit a drawer about a centimeter behind the door, and eventually what ...

### 3 Floored and foiled

1 answers, 288 views geometry real
Scene 1 – A hallway There I was, in a corporate hallway 110 shaftments long (approximately 18 m or 60 ft) and unspooling a 100 -shaftment length of cable from a reel. All too ...

### 8 The tomb with the answer to life

1 answers, 588 views mathematics real
Diophantus was a famous ancient Greek mathematician. This was carved on his tomb: Herein lies the remains of Diophantus. God vouchsafed that he should be a boy for the sixth part of his life; when ...

### 6 Picture a graph without words

1 answers, 397 views mathematics visual open-ended real
You may have played/sung/heard a song without words in concert, in choir, and in a Sushi restaurant. Who hasn’t?! Well here is a picture without words, only axes: And here it is without JPG-...

### 20 Who is Panama Oxridge?

2 answers, 2.121 views real treasure-hunt
Panama Oxridge is the author of a children's book series about a boy called Justin Thyme. However, the name Panama Oxridge is actually a pseudonym for an unknown author. From the series website: ...

### -4 Which screws go first?

1 answers, 253 views logical-deduction visual real
Humans are not always accurate at measurements. I recently got a table top that came with an attachment. Table top and attachment are nearly of same size and rectangular with four screw holes near ...

### 11 Binary coded message on a house in Catalonia

1 answers, 321 views cipher real
I found this inscription on a wall of a house in town of Martorell, Catalonia, Spain. It looks rather modern and I think its creator ciphered some word / message / joke in it. I tried to lookup ASCII ...

### 20 Ricky McCormick's Notes

1 answers, 1.523 views cipher real unsolved-mysteries
On June 30 1999, Ricky McCormick was found dead in an isolated area, 15 miles away from his home. He didn't own a car, and the area was not subjected to public transport so it is a mystery how he got ...

### 9 Ridge Trail moisture mystery

3 answers, 467 views situation real
(click to visit this picture via Google Street View) The weather was less pleasant than pictured above but the afternoon began nicely enough that I wasn’t about to waste an hour already ...

### 19 What's wrong with this line in a baking recipe book?

11 answers, 3.824 views language real
A cookie-baking recipe book (this one, specifically) has the following instruction in it, which is incorrect in a single spot: If you have a fan-assisted oven, you will need to reduce the recipe ...

### 7 Reproduce output in picture using a logical input list by introducing a bug

1 answers, 441 views computer-puzzle real
I came across this picture and thought that this would be a fun programming puzzle to work out. (https://www.reddit.com/r/funny/comments/4hjf4y/ill_take_february_tickets_please) (Clearly, the ...

### 22 The master programmer and the mystical reversal

The master programmer sat at his desk, gazing into the distance, his eyes seeing, and yet unseeing. The lunch had been heavy. His reverie was interrupted by the appearance of his close colleague, ...

### 9 3D wooden puzzle

1 answers, 20.707 views mechanical-puzzles real
I got a 3D wooden puzzle in which you are supposed to rebuild. I took pictures of the 6 pieces (click images to enlarge): I found this image on the Internet. I believe it's the solved version: How ...

### 12 Day and night of the two timers

Make a non - 24 - hour day /  night cycle       &...