• Views : 30k+
  • Sol Viewed : 10k+

Mind Teasers : Counting Image Brain Teaser

Difficulty Popularity

Watch carefully and count the number of pencils in the image below

Discussion
Suggestions
  • Views : 60k+
  • Sol Viewed : 20k+

Mind Teasers : Awesome Probability Logic Riddle

Difficulty Popularity

You need to divide 50 marbles(25-red and 25-blue) into two boxes such that the probability of picking red marble is maximized.

Following conditions need to hold true :
1. None of box is empty
2. All the marbles must be in one of two boxes.

  • Views : 80k+
  • Sol Viewed : 20k+

Mind Teasers : Sunday Probability Riddle

Difficulty Popularity

Whats the probability of getting 5 Sunday(my favorite day) in a 31 day month ?

  • Views : 80k+
  • Sol Viewed : 20k+

Mind Teasers : Logic Math Problem

Difficulty Popularity

David and Albert are playing a game. There are digits from 1 to 9. The catch is that each one of them has to cut one digit and add it to his respective sum. The one who is able to obtain a sum of exact 15 will win the game?

You are a friend of David. Do you suggest him to play first or second?

By Admin
  • Views : 40k+
  • Sol Viewed : 10k+

Mind Teasers : What Do you See - Brick Optical Illusion Riddle

Difficulty Popularity

What except brick can you see in the picture below?

By Admin
  • Views : 50k+
  • Sol Viewed : 20k+

Mind Teasers : Movie Pictogram Rebus

Difficulty Popularity

Which movie name is hidden in the pictogram rebus below?

By Admin
  • Views : 70k+
  • Sol Viewed : 20k+

Mind Teasers : Floating Fish MatchStick Riddle

Difficulty Popularity

As shown in the image below, group of fishes are swimming from left to right. By moving just three matchsticks, can you make fishes from right to left?

  • Views : 90k+
  • Sol Viewed : 30k+

Mind Teasers : Extremely Hard Civil Services Problem

Difficulty Popularity

( ) + ( ) + ( ) + ( ) + ( ) = 30
This is what you have for equation. The following are the numbers that you can use to fill in the brackets:
1, 3, 5, 7, 9, 11, 13 and 15

You can repeat the numbers if required. The resulting sum should be 30.

This question appeared in the UPSC final examination in December 2013. Out of all the people who appeared, only one guy was able to solve this namely Gaurav Agarwal.

Can you solve it?

  • Views : 90k+
  • Sol Viewed : 30k+

Mind Teasers : Impossible Brain Teaser

Difficulty Popularity

In a recreational activity, you are given four different jars of 2 liters, 4 liters, 6 liters and 8 liters respectively with an unlimited water supply. Then you are asked to measure exactly 5 liters of water using them.

How will you do it?

By Admin
  • Views : 40k+
  • Sol Viewed : 10k+

Mind Teasers : CheckMate All Kings Chess Puzzle

Difficulty Popularity

Can you checkmate all the kings in less than 10 moves?

Following are the rules:
1. White can make up to 10 legitimate moves until all kings are checkmate.
2. You can take any black piece(s) except the King.
3. Your king cannot be in check position at any time of the game.




  • Views : 50k+
  • Sol Viewed : 20k+

Mind Teasers : Eight Eights Brain Teaser

Difficulty Popularity

Using eight eights and addition only, can you make 1000?

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