# puzzle

1. ### Find x where sin(x) gives the same result when expressed in radians or degrees.

The title is pretty much the question, but for more elaboration..: Define the functions...f(x) = sinx where x is measured in radiansg(x) = sinx where x is measured in degrees.On the same set of axes, draw the graphs of both f(x) and g(x) for 0≤x≤20. Indicate on your graph the smallest positive...
2. ### Groups puzzle

Found this problem/puzzle: 100 balls are divided into groups. The difference between any two groups is at most 2. In how many ways can this be done? Permutations are not considered as different. Example: Using 6 balls, the solution is 9: (1,1,1,1,1,1), (1,1,1,1,2), (1,1,2,2)...
3. ### Complex Number puzzle

Hello everyone, ive got a new Maths sequence number puzzle which is kind of tough to crack, can you validate and crack for the next sequence number? List 1 - 26 40 38 17 3 4 10 List 2 - 43 39 13 6 18 2 8 List 3 - 33 10 18 40 17 8 2 Based this, can you understand the logic and Make list 4?? Good...
4. ### Complex Number Puzzle

Hello everyone, ive got a new Maths sequence number puzzle which is kind of tough to crack, can you validate and crack for the next sequence number? List 1 - 26 40 38 17 3 4 10 List 2 - 43 39 13 6 18 2 8 List 3 - 33 10 18 40 17 8 2 Based this, can you understand the logic and Make list...
5. ### Complex Numbers puzzle

Hello everyone, ive got a new Maths sequence number puzzle which is kind of tough to crack, can you validate and crack for the next sequence number? List 1 - 26 40 38 17 3 4 10 List 2 - 43 39 13 6 18 2 8 List 3 - 33 10 18 40 17 8 2 Based this, can you understand the logic and Make list 4...
6. ### Help with a puzzle?

So a friend of mine who is really into math posed me this puzzle. I don't really have any clue what it means, so I have attached the picture. I'm pretty sure the picture can be viewed as a large grid of unimportant data points (the fact that each one is a picture doesn't matter). I would like to...
7. ### Shikaku Puzzle

Hello, I'm attempting to complete a Shikaku puzzle. I'm having a few combatting errors on solving these puzzles - wondering if anyone could help me. The URL to the puzzles is located in the trackback (76, Wanko & Walker, Creating Logic Puzzles for Your Classroom.pdf - DocDroid) Thanks a...
8. ### Introduction and a Sequence Puzzle!

Hello, I'm new here and didn't knew where to post my sequence puzzle so I decided to include it in my introduction post: Find the Rule for the sequence: ( And possibly try to calculate the next number; its huge ) 1, 2, 3, 10, 262145, X6, X7... Xn The starting number is 1 then each time...
9. ### Qubeks logic game - is it solvable with random initial state?

Hi, I've been making a new logic game for the last few months - a 3D puzzle game called QUBEKS. You can find more details about it on the web page www.qubeks.com and you can play the 2D game in the user area, but I will also try to explain the game concept here. Imagine a cube with six faces...
10. ### Magic Square Puzzle

Hello everyone, Are you a fan of puzzle game or Sudoku? Here is a mathematical puzzle for you. Just try magic square on Google Play Store! Magic Square It is an ancient puzzle game where you need to fill a square with numbers in such a way that sum numbers in each row, column and diagonal...
11. ### Simple puzzle

Here’s a simple puzzle I just made up. (Well, I hope it’s simple enough anyway.) (Cool) Four people A, B, C, D are playing a game. A writes down a random integer $>100$. B converts that number into hexadecimal. C rearranges the digits of B’s hexadecimal number to form another hexadecimal...
12. ### Help To solve this stupidic puzzle

Two friends purchased an article for Rs.50/- each of them having a share of Rs.25/-. The shopkeeper later remembered that there was Rs.5/- discount on the item. He thought to take Rs.2/- and give Rs.3/- to the friends. So, each of the friend's share becomes Rs. 25-1.5= Rs.23.5/-. So, they...
13. ### puzzle of pentagon

View image: analitik
14. ### Two puzzles our math team gave us

http://puu.sh/gtKpZ/a30cae3959.png <- This is a Location puzzle, meaning the answer is a location. http://puu.sh/gtKr8/a3787c0768.png <- This is a Keyword puzzle, meaning the answer is a word/phrase.
15. ### Logic puzzle about knights and knave

On the island of knights and knaves you encounter two people. A and B. Person A says, “B is a knave.” Person B says, “At least one of us is a knight.” Determine wether each person is a knight or a knave. Lets assume Person A is a knight - If person A is a knight, then everything he says is...
16. ### Puzzle

A man attends a meeting every day. After it is over, his wife always picks him up with her car and drives him home. One day, the meeting ends an hour early. The man decides to walk home immediately. As he is walking home he meets his wife on her way to pick him up, not knowing he had ended...
17. ### trouble understanding a part of the egg dropping puzzle

Hello, I have been thinking about this part of the egg dropping puzzle now for a couple of days, but haven't been able to come up with a reason. I don't understand why,if the egg doesn't break when dropped some floor n, the next time, rather than jumping up another n floors, instead we step up...
18. ### Train your mental arithmetic skills with Math Tower

Math Tower is an addictive math game! Compete with your friends and the world in the global ranking system (Talking) From easy addition and subtraction tasks to more advanced multiplication and division tasks and the combination of them all; exercise your BRAIN as you build experience and reach...
19. ### Pentagram Puzzle

We have a pentagram with circles at each vertex. Place a coin on any empty circle and slide it along a line to another empty circle. ( ) * * ( )* * * * * * * * *( ) * * * * * * *...
20. ### Maths Four-Fours

Four fours is a mathematical puzzle. The goal of four fours is to find the simplest mathematical expression for every whole number from 0 to 9, using mathematical symbols provided to you. Each expression will have exactly four fours with the missing operators in between. You can also see the...