Hard Logic Sequence Puzzle

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?




Similar Riddles

Complete the given grid with valid words. You can only use the letters AAEEIIMMPPTT.

Hint: The grid reads the same across as down.

English Winglish

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Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

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Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

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The more of this there is, the less you see. What is it?

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John Went to the nearby store in a Mall to buy something for her home. Below is the conversation between the two:

John: How much for the one?
Shopkeeper: It is $2
John: How much for the Eleven?
Shopkeeper: It is $4
John: How much for the Hundred?
Shopkeeper: It is $6.

What is John buying?

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Why is 6 afraid of 7?

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In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

Make Six Square

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What does this mean?

CCCCCCC

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How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

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Can you find a number that lies one third of the distance between 1/3 and 2/3?

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Amazing Facts

No Solution

In 2007, a puzzle was released and $2 million prizes were offered for the first complete solution. The competition ended at noon on 31 December 2010, with no solution being found. Wiki