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

Mind Teasers : The Lottery Puzzle

Difficulty Popularity

Let's say in a lottery Samuel have a 4% chance of winning the jackpot.
All lined up and 1st four people on the line lose. Samuel is 5th in the row.
What's the chance of Samuel winning now?

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

Mind Teasers : Quick Thinking Maths Problem

Difficulty Popularity

A petri dish kept in a lab has a colony of healthy bacteria. Every bacterium divides itself into two in exactly two minutes. Now the colony started with a single cell at 2 pm. If the petri dish was exactly half full of bacteria at 3 pm, when will the dish become full of bacteria?

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

Mind Teasers : Maths Equation Brain Teaser

Difficulty Popularity

Arrange four eights(9) and a one(1) and only one mathematical symbol to make it equal to 100

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

Mind Teasers : Secret Code Riddle

Difficulty Popularity

You are giving an intelligence test. In that, you are provided by the code - MOD OAT AIM DUE TIE

You know that only one word from this code is true and the rest ones are only put in to make the task difficult for you. To understand, you are provided with a clue – If you are told any one of the characters of the code word, you can find out the word easily.

Can you deduce the actual code word from the entire code?

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

Mind Teasers : Hard Ten Boxes Interview Puzzle

Difficulty Popularity

You have ten boxes and an electronic weighing machine. In those ten boxes, you have chocolates. Each chocolate weigh 20 grams. But in one box the chocolates are defective and each weigh 19 grams exactly.

Now you can weigh in the electronic weighing machine but you can use that machine just once. How will you find out which box has the defected chocolates.

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

Mind Teasers : Trick Interesting Maths puzzle

Difficulty Popularity

There are three cars in a racing track. The track is made forming a perfect circle and is quite wide so that at one time, multiple cars can pass through it. The car which is leading is driving at 55 MPH and the slowest car is driving at 45 MPH. The car that is in middle of these two is driving in between the two speeds. For the time being you can say that the distance between the fastest car and the middle car is x miles and it is same between the middle car and the slowest car. Also, x is not equal to 0 or 1.

The car keeps running till the leading car catches up with the slowest car and then every car stops. Given the case, do you think that at any point, the distance between any two pairs will again become x miles?

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

Mind Teasers : Hard Chess Puzzle Problem

Difficulty Popularity

Your pieces are white.
You need to win in half a move.

How can you do this ?


By Admin
  • Views : 60k+
  • Sol Viewed : 20k+

Mind Teasers : Hardest Chess Problem

Difficulty Popularity

This is a classic chess puzzle and considered to be one of the hardest puzzles in history.
As shown in the picture below, White army is arranged in a classic chess board. You need to add black army i.e
1 king
1 queen
2 rooks
2 bishops
2 knights
8 pawns
in such a way that not a single piece of either color is under attack.

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

Mind Teasers : Logic Coins Puzzle

Difficulty Popularity

Assuming i have an infinite supply of coins.

What is the fewest number of coins would be required in order to make sure each and every coin touched exactly three other coins.

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

Mind Teasers : Which Tank Will Fill First Brain Teaser

Difficulty Popularity

Famous tank fill brainteaser is shown in the picture below. Can you tell us which tank will fill first?

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

Mind Teasers : Probability To Choose Own Toy Brain Teaser

Difficulty Popularity

I bought three toys for my triplet boys (one for each). I placed the toys in the dark store. One by one each boy went to the store and pick the toy. What is the probability that no boy will choose his own toy?

Submit your Email Address to get latest post directly to your inbox.

Latest Puzzles

22 February
The GrandMother Riddle

An old man was traveling to his sister's...

21 February
Riddle 1 - 1 !=3

Can you move four matchsticks to make th...

20 February
Name Number Algebric Puzzle

Here is a list of names with numbers ass...

19 February
Mitch And Irene Riddle

Mitch and Irene killed thousands of peop...

18 February
The Birthday Mystery Riddle

James celebrated his 23rd Birthday on 20...

17 February
Boxing Match Charity Puzzle

Manny pacquiao and Mike Tyson goes for c...

16 February
Missing $1 Riddle

This is a classic riddle.
I spen...

Puzzles Tags :

Illusions Tags :