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Questions tagged [sequence]

A puzzle about sequences of symbols, elements, or other objects.

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3
votes
3answers
158 views

Dots in Squares

What pattern could be placed in the last square to complete the sequence? This image from https://drive.google.com/file/d/1W0A2E2GIwi6mq9b94FzA7PhfXCae-VPB/view originally created by Daniel ...
4
votes
0answers
162 views

A simple twist on a classic puzzle

Given this sequence: 0, 4, 84, 212, 1940, 358036, 14113428, 127377044 What is the next item? Hint:
18
votes
3answers
597 views

Basically Binary but Boldly Baffling

Another image sequence puzzle inspired by @Conifers, enjoy ;D Colorblind-friendly version Clarification: one or more tag(s) has been deliberately omitted to enhance the difficulty. Hints 1 ...
1
vote
1answer
435 views

Several IQ test puzzles

Here are some fun puzzles I would like to know the answers and explanations for. Enjoy! Source. 1. 2. 3. 4. 5.
-1
votes
2answers
182 views

Is there any pattern involved in the following sequence? [closed]

Consider the numerical sequence $$800,1600,4800,6400,12000,6400, \cdots.$$ Is there any pattern involved in this sequence? I am very curious to know that. This puzzle is from a FlipKart Daily Quiz. ...
1
vote
1answer
126 views

Figure out the pattern

$0,4,8,21,52,65,96$ Given this set of numbers figure out the pattern they follow and write down the next seven numbers in the sequence. Hint:
3
votes
0answers
120 views

Haselbauer-Dickheiser Test no. 1: Matrix problem with four dots and tiles shifting colors [closed]

This problem is the first problem from the Haselbauer-Dickheiser Test. I find this to be one of the harder problems on the test that I haven't solved. To me, the test is weird in the sense that it ...
8
votes
1answer
579 views

Find the element that does not fit the pattern

These 12 elements form a set with a certain pattern, but there is one element that does not fit. Which one is that? HINT
2
votes
2answers
246 views

2 hard IQ questions

Can someone please help me to find the answers and the logic behind the 2 questions below? The questions are from the test taken from the website: http://www.iq-brain.com/example/1 I could solve ...
9
votes
2answers
232 views

A Pixelated Sequence - Find the Continuation

A late question inspired by Finger sequence – find the continuation How should the grid above the '10' be coloured?
0
votes
2answers
173 views

Find the number that does not fit into the pattern shown below

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 Each row forms a set which implements a pattern. The two patterns ...
4
votes
1answer
292 views

Can you find the next number in the following series?

Replace the question mark with the next number. 14, 1, 13, 0, 23, 21, ?
6
votes
1answer
165 views

Find the next number in the following sequence [Mind bender]

I came across this sequence in the paper: 109080, 12123, 1350, 153, ? What could be the next number? And what is the pattern that connects these numbers? Dividing a term by the next term leads to a ...
3
votes
0answers
203 views

Find the missing element?

I've been trying to solve this for quite some time, can you help me solve it? This puzzle was made by one of my friend's teachers. This is not copyrighted and cannot be found anywhere on the internet. ...
11
votes
2answers
236 views

Finger sequence – find the continuation

Pick the correct continuation for the sequence. Options: Hint:
11
votes
1answer
376 views

A fortified nonogram

This puzzle is part 21 of Gladys' journey across the globe. Each part can be solved independently. Nevertheless, if you are new to the series, feel free to start at the beginning: Introducing Gladys. ...
6
votes
1answer
199 views

What's the next letter?

Can you determine which letter comes next? In text U R R R A U ? HINT 1
2
votes
0answers
88 views

Flea on infinite chessboard jumping with irrational vector eventually changes square color [closed]

Question from Engel's Problem Solving Strategies: An infinite chessboard consists of $1 \times 1$ squares. A flea starts on a white square and makes jumps by $\alpha$ to the right and $\beta$ upwards, ...
7
votes
1answer
310 views

Fill The grid - 3.0

Can you fill this grid ? Version ($\pi$) In text: ?14516 243748 120581 17186? 01?857 HINT 1 HINT 2 HINT 3
5
votes
1answer
147 views

Fill the grid - 2.0

Can you fill this grid ? (Version 2.0 ) Text version 714523 191303 165088 213443 573211 91?12?
27
votes
12answers
2k views

Shapes and letters. What is the missing box?

Finally, someone has figured it out. Good job.
7
votes
1answer
177 views

What will be next at the bottom row and why?

There is a stack made of 6 squares. As you can see there are yellow squares between red ones. The question is what will be the next row like? And why?
14
votes
2answers
354 views

It comes full circle

Top, Middle, Bottom, Double-Right; Double-Right; Up Left, Middle, Double-Right; Double-Right; Top, Middle, Bottom, Up Left, Down Right; Top, Middle, Bottom, Up Left, Double-Right; ??? What would ...
3
votes
1answer
80 views

Double or Halve Riddle [closed]

You start off with a \$100 pool. Every second, your pool doubles in value with probability $p$ or gets cut in half with probability $1-p.$ If you drop below 98.76543210¢ at any point, you lose and the ...
-5
votes
1answer
61 views

Next number in the following sequence [closed]

1, 2, 3, 5, 8, 13, 21, and so on. Find the next digit.
2
votes
1answer
275 views

Find the next number in the series

Can you find the next number in the following series ? 2 , 0 , 3 , 5 , 25 , 119 , ?
0
votes
3answers
140 views

Finish the sequence (hopefully not too easy)

This is a number sequence. Can you guess the right answer? GOOD LUCK :) 0,1,2,4,14,21.... Can you guess the next 4 numbers?
83
votes
7answers
16k views

Thanks, dad! Never again

No idea why my dad dragged me into this place. Some guy is performing on the stage. He's reading numbers out loud. I think it's some kind of a sequence puzzle. 1... 8... 9... 16... 17... ...
4
votes
5answers
332 views

Find the missing shape in this grid

What shape should go in the empty square?
6
votes
1answer
107 views

A Sequence Riddle [duplicate]

Here is a list of numerical sequences: 1, 3, 5, 4 2, 3, 5, 4 3, 5, 4 4 5, 4 6, 3, 5, 4 ...and so on. (1 is 3 and 2 is 3, but 1 is not 2 and 2 is not 1. The same rule applies to every number in the ...
6
votes
1answer
587 views

Which Numbers Replace the Question Marks?

Can you find out what the numbers below have in common? Can you figure out what comes next? ...
6
votes
2answers
177 views

Trees and dates

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 ...
3
votes
2answers
152 views

Can anyone find the next character

Question: Options: Patterns for you to copy paste: ╟ ╢ ╠ ╣ ╤ ╧ ╥ ╨ ╦ ╩ ┘ ╜ ╛ ┐ ╖ ╕ ╙ ╘ ┌ ╓ ╒
10
votes
6answers
432 views

I shouldn't have asked him.. again

My roommate (rm) always looks busy in front of his laptop, so I try to start talking to him Me: Hi, the last time we talked you told me your favorite book, and I like your taste! it's a very good ...
2
votes
2answers
584 views

Had some real trouble with this logical sequence today [duplicate]

Reasonably sure I didn't get the job, but this particular part of their test really baffled me. The numbers of angle brackets in each row and column should probably add up to ten, so the missing ...
0
votes
2answers
123 views

Figure sequence 2 [closed]

Can somebody explain why C is the correct answer?
1
vote
1answer
140 views

Figure sequence

I have no clue how to solve this figure sequence. I do not see a pattern in the outer and inner figure.
2
votes
2answers
151 views

Help with a puzzle from an old book

I found a very nice puzzle from a old book written in Spanish. I got stuck after a few hours, the only possible solution I found was that the numbers inside the circle have a kind of succession. For ...
3
votes
3answers
300 views

What is the next?

1 3 5 2 4 ? some numbers are given, it seems so obvious? FYI: the answer is not 6. what is the next? the answer is not a number.
4
votes
2answers
3k views

Find the missing number (triangle)

Find the missing number (triangle) Options: 9 8 7 10 Please write the logic also.
6
votes
2answers
183 views

Computer sequence

You have created a computer, but it is not working, only printing sets of 4 characters in a sequence. If you can predict the next 3 sets, then you can restart the computer and set it up so you can ...
6
votes
3answers
2k views

mensa sample iq-test question

I found these in a sample iq-test for mensa. Any ideas?
4
votes
1answer
182 views

Another pattern puzzle with a twist…well, not quite so

What are the next two terms of the following crazy sequence: I, h, 6, 9l, 52, 9E, 6h, __, __ ?
3
votes
1answer
97 views

Find the correct figure

I am seriously stuck here. According to my opinion: the columns do not provide any information. So the rows need to be checked. The semi circles seem either to combine or cancel arrows. I am clueless.
3
votes
2answers
127 views

Finish this sequence of figures

So I know the position of the square. I am stuck with the colors and I do not understand the position of the two smaller rhombuses.
11
votes
1answer
2k views

I bet you can't find the next number in this sequence

Find the next number in this sequence. 9, 72, 16, 83, 33, 33, 36, 37, 32, 65, ?
3
votes
1answer
163 views

Historical Sequence

What is the next number in the sequence? 10, 5, 9, 7, 6, 5, 7, 5, 8, ? Hint 1: Hint 2:
3
votes
2answers
240 views

How to play this game?

If we play the game with 7, 5, 3 and 2: 727272... If we play the game with 2 and 9: 292929... If we play the game with 9, 3 and 5: 953953953... If we play the game with 3, 9 and 5: ...
3
votes
1answer
288 views

Last item of the sequence? [closed]

3968, 63, 8, 3. I'm lost here, thought it had something to do with square roots but my guess was 1. Usually I see questions like this and it's 4...16...25, etc.
9
votes
1answer
508 views

Finding the missing Symbols

_ # – _ _ # # – ? _ # – _ _ # # – = # _ # – _ _ # # – ? _ # – _ _ # # – = # _ # – _ _ # # – ? _ # – _ _ # # – _ # – _ _ # # – ? _ # – _ _ # # – = # Which two ...