Hard Logic Sequence Puzzle

Complete the following series. It.s very logical:

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




Similar Riddles

A pack of cards has 40 cards. You are blindfolded. Out of 40, 25 cards are facing down while 15 are facing up. You have been asked to divide this pack of cards into two decks - so that each deck contains an equal number of face-up cards. Remember, you are blindfolded.

How will you do it?

Asked by Neha on 10 Jan 2026


What does below pictogram mean?

Compile the Pictogram

Asked by Neha on 11 Aug 2021

A four-digit number (not beginning with 0) can be represented by ABCD. There is one number such that ABCD=A^B*C^D, where A^B means A raised to the B power. Can you find it?

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I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

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Decode below rebus
D
N
A
T
S , D

Asked by Neha on 14 May 2021

In a guessing game, five friends had to guess the exact numbers of apples in a covered basket.
Friends guessed 22, 24, 29, 33, and 38, but none of the guesses was correct. The guesses were off by 1, 8, 6, 3, and 8 (in random order).

Can you determine the number of apples in a basket from this information?

Asked by Neha on 23 Mar 2024


Find the number of squares in the below-given picture.

Count The Number Of Squares

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Can you find out which options fits best with the missing column?

Fit the Blocks

Asked by Neha on 28 Dec 2020

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

Asked by Neha on 30 Jul 2025


At my favorite fruit stand,
an orange costs 18,
a pineapple costs 27,
and a grape costs 15.
Using the same logic, can you tell how much a mango costs?

Asked by Neha on 13 May 2023

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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