Mind Teasers : Sherlock Holmes Anne Cipher Puzzle

Difficulty Popularity

Anne was found dead in the central park of London.
There are six suspects "hazard", "Costa", "Pedro", "Willian", "Terry" and "courtois".

Anne has written the murdered name in cipher on the floor as "dqvxf".

Police were unable to solve the mystery so they called Sherlock.
After a minute, Sherlock was able to decipher the cipher and ask the police to capture the murderer.

Who is the murderer?

category : MYSTERY

Suggestions

Mind Teasers : Awesome Clock Puzzle

Difficulty Popularity

Time 12:21 is a palindrome as it reads the same forwards or backwards.
Whats the Whats the shortest interval between two palindromic times ?

example => 11:11 and 12:21 has interval of 1 hr 10 minutes.
category : LOGIC

Mind Teasers : Truth Or Lie Brain Teaser

Difficulty Popularity

Zoe and Joe are twin brothers. One of them is a falsifier however the other one always speaks truth. I asked one of the, “Does Zoe lie?” The person replied with a yes.

Whom did I talk with? Zoe or Joe?
category : LOGIC

Mind Teasers : Difficult Brain Twister

Difficulty Popularity

A strange tradition is followed in an orthodox and undeveloped village. The chief of the village collects taxes from all the males of the village yearly. But it is the method of taking taxes that is interesting.

The taxes paid in the form of grains and every male should pay equal pounds corresponding to his age. In simpler terms, a man aged 10 years will have to pay 10 pounds of grains and a 20 years old will be paying 20 pounds of grain.

The chief stands on a riser containing 7 different weights next to a large 2 pan scale. As per the interesting custom, the chief can only weigh using three of the seven weights.

In such a scenario, can you calculate what must be the weights of the seven weights each and who is the oldest man the chief can measure using those weights?
category : LOGIC | MATHS

Mind Teasers : Find Out Who Survives Riddle

Difficulty Popularity

100 people are standing in a circle. The person standing at number 1 is having a sword. He kills the person next to him with the sword and then gives the sword to the third person. This process is carried out till there is just one person left.

Can you find out who survives?
category : LOGIC | MATHS

Mind Teasers : Dirt Hole Tricky Riddle

Difficulty Popularity

How many cubic meters of dirt are in a hole of 20 meter long and 30 meter wide.

Mind Teasers : Palindrome Number Riddle

Difficulty Popularity

There can be myriad ways to create a palindrome. One day, I thought of making my own palindrome. I thought of a number and then decided to add the reversed number to it. Sadly, I did not get a palindrome.

So I kept repeating this step and eventually I succeeded in creating a palindrome. I don't know if you can always create a palindrome using this method but I was able to generate one of four digits.

Can you tell me the number at which I started?
category : LOGIC | MATHS

Mind Teasers : Fake Coin Brain Teaser

Difficulty Popularity

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?
category : LOGIC

Mind Teasers : Spatial Trivia Physics Puzzle

Difficulty Popularity

As shown in picture, there are four gears with the following specification
* Gear A has 60 teeth
* Gear B has 40 teeth
* Gear C has 20 teeth
* Gear D has 60 teeth
* Every minute, Gear B makes 15 complete turns.

What is the relative speed of Gear A and Gear B?

Mind Teasers : Tricky Brain Teaser Problem

Difficulty Popularity

I was invited on a pet show by a fellow colleague. Since I was a bit busy that day, I sent my brother to the show. When he returned back I asked him about the show. He told me that all except two animals were fishes, all except two animals were cats and all except two entries were dogs.

To his statement I was a bit puzzled and I could not understand how many animals of each kind were present in that pet show. Can you tell me?
category : LOGIC | TRICK

Mind Teasers : Maths Logical Brain Teaser

Difficulty Popularity

A man of faith visits the holy land where three temple are erected in a row offering a surreal divinity to the place. Awestruck at the sight of the magnificent temples, he visits the first temple where he finds that the number of flowers in his basket increases to double the number as soon as he sets his foot inside the temple. Astonished by the miracle he is completely happy and seeks it as a blessing of his god. He offers a few flowers to the stone idol of god and moves out.

Then he visits the second temple, where the same miracle happens again. The number of flowers in his basket again double up in number. With a smile on his face, he offers a few of flowers to the stone idol again and walks out after praying.

The moment he enters the third temple, the number of flowers increases to double again. Now he feels entirely blessed. He offers all the flowers at the feet of the stone idol and walks out in a moment of bliss.

When he walks out, he has no remaining flowers with him. He offered equal number of flowers at each of the temple. What is the minimum number of flowers he had before entering the first temple? How many flowers did he offer at each temple?
category : LOGIC

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