• Views : 30k+
  • Sol Viewed : 10k+

Mind Teasers : Infosys Hard Logic Interview Puzzle

Difficulty Popularity

Three sisters are identical triplets.
=> The oldest(in minutes) is aishwarya and she always speaks the truth
=> Next to aishwarya is kareena and she always lies.
=> The youngest of three sister is katrina and she sometimes lies and sometimes tells the truth.

Salman, an old friend of the sisters visited them after a long time and did not recognize them.
=> Salman asked the sister that was sitting on the left, 'Which sister is in the middle of you three?' and the answer she received was, 'Oh, that's aishwarya.'
=> Salman then asked the sister in the middle, 'What is your name?' The response given was, 'I am katrina'
=> Salman turned to the sister on the right, then asked, 'Who is that in the middle?' The sister then replied, 'He is kareena.'

Salman got confused.
She had asked the same question three times and received three different answers.

Who was who ?

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

Mind Teasers : Logical Maths Gold Bar Brain Teaser

Difficulty Popularity

A worker is to perform work for you for seven straight days. In return for his work, you will pay him 1/7th of a bar of gold per day. The worker requires a daily payment of 1/7th of the bar of gold. What and where are the fewest number of cuts to the bar of gold that will allow you to pay him 1/7th each day?

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

Mind Teasers : Popular Logical Brain Teaser

Difficulty Popularity

A couple had to take shelter in a hotel for they could not proceed their journey in the rain. Having nothing to do at all, they started playing cards. Suddenly there was a short circuit and the lights went off. The husband inverted the position of 15 cards in the deck (52 cards normal deck) and shuffled the deck.

Now he asked his wife to divide the deck into two different piles which may not be equal but both of them should have equal number of cards facing up. There was no source of light in the room and the wife was unable to see the cards.

For a certain amount of time, she thought and then divided the cards in two piles. To the husband’s astonishment, both of the piles had equal number of cards facing up.

How did she do it?

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

Mind Teasers : Tricky Password Mystery Problem

Difficulty Popularity

A brother wants to use his brother's desktop computer. When he opens it, he finds out that it is password protected. Now, he clicks on the hint and the following appears in front of him:

1 Jug 2 Birthdays 3 Fights 4 Cars 2 Laptops 1 Watch

He is left confused entirely. He has no clue. Can you help him with the password?

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

Mind Teasers : The Elf Logical Puzzle

Difficulty Popularity

A wicked sorcerer felt enmity towards elf and thus he chooses four among the rest of the elf's and concealed them. The elves are concealed in the ground in a manner that apart from their head the rest of their body was underneath the ground. The elf's are unable to move their body and can only see in that direction that they are facing. All the elf's are concealed underground in such a way that they form a straight line and among those four elf's that are concealed underground one of the elf is detached form the other three elf's via wall. The entire elf's are in the same direction. The elf that is the furthest can only see the heads of its friends in front and a wall. The elf that is second last can only see one head of his friend and a wall. The second elf can only view the wall. The elf can see nothing.
The sorcerer understands the situation and tells the elf's that he has placed hats over their heads. Among the hats places two hat are blue and the other two are red. Among all the four elfs one of the elf has to guess that which colour hat is he wearing. If the elf answers correctly then he shall be set free or else he will have to dig beneath the ground till the very last.

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

Mind Teasers : Draw Direction Problem

Difficulty Popularity

B is to the North-East of D; A is to the North-East of C; C is to the West of D; E is to the South-West of D and to the South of C; and A is to the north of D and in line with B.

Can you find out in which direction of E is B located?

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

Mind Teasers : Hard Logic Statement Riddle

Difficulty Popularity

There are a hundred statements.
1st person says: At least one of the statements is incorrect.
2nd person says: At least two of the statements is incorrect.
3rd person says: At least three of the statements are incorrect.
4th person says: At least four of the statements are incorrect.
..
..
..
100th person says: At least a hundred of the statements are incorrect.

Now analyze all the statements and find out how many of them are incorrect and how many are true?

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

Mind Teasers : Magician Cards Riddle

Difficulty Popularity

A magician has four playing cards in random order in his hand ( 3 4 5 and 6)

Magician wishes them placed in ascending order from his left to his right.

* To do this, he pulls the leftmost card (from viewer perspective) and puts it end.
* He then takes the third card from the right (from viewer perspective) and puts it in end.

What is the original order of the cards from magician perspective?

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

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?

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

Mind Teasers : Famous Priest Well Puzzle

Difficulty Popularity

An old priest fell on a bottom of the well of a church.
The well is 20 inches deep.

At day time, the old priest climbs 5-inches but when at dark he slip back 4 inches.
In how many days priest will come out of the well ?

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

Mind Teasers : Best Maths Brain Teaser

Difficulty Popularity

A competitive exam was held in which five students took part namely Billy, Gerry, Clark, Peeta and Jonathan. In this exam, they had to answer five questions each out of which, three had multiple choices as a, b or c and two were simple true and false questions. The five of them gave different answers to the questions and the details are as given below.

Name 1 2 3 4 5

Gerry c b True True False

Billy c c True True True

Clark a c False True True

Peeta b a True True False

Jonathan a b True False True

None of the two students gave the same number of correct answers. Can you find out the correct answers to the question? Also, calculate the individual score of all the five guys.

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