• Views : 50k+
  • Sol Viewed : 20k+

Mind Teasers : Card Probability Puzzle

Difficulty Popularity

you need to pick a card at random from pack of 52 cards.
what are the chances of that card to be a jack or a king ?

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

Mind Teasers : Murder Mystery Puzzle

Difficulty Popularity

One evening there was a murder in the home of married couple, their son and daughter. One of these four people murdered one of the others. One of the members of the family witnessed the crime.

The other one helped the murderer.

These are the things we know for sure:

1. The witness and the one who helped the murderer were not of the same sex.

2. The oldest person and the witness were not of the same sex.

3. The youngest person and the victim were not of the same sex.

4. The one who helped the murderer was older than the victim.

5. The father was the oldest member of the family.

6. The murderer was not the youngest member of the family.

Who was the murderer?

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

Mind Teasers : Three Errors In Sentence Problem

Difficulty Popularity

Can you fynd three errors in that puzzle?

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

Mind Teasers : Maths Logical Riddle

Difficulty Popularity

Two mathematicians Steven and James were sitting face to face when Steven came up with an idea in mind. He scribbled something on the table and told James to read it. James said that it was wrong. Steven said it is absolutely right.

What would Steven have scribbled to make both of them correct?

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?

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

Mind Teasers : Box Ball Logic Problem

Difficulty Popularity

There are three bags.The first bag has two blue rocks. The second bag has two red rocks. The third bag has a blue and a red rock. All bags are labeled but all labels are wrong.You are allowed to open one bag, pick one rock at random, see its color and put it back into the bag, without seeing the color of the other rock.

How many such operations are necessary to correctly label the bags ?

  • 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.

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

Mind Teasers : Scrooge McDuck Adventure Logic Puzzle

Difficulty Popularity

Scrooge McDuck plans to go to the Treasure Island.
It needed six days to reach there.
One person can carry food and water for just four days.

What is the fewest number of more people McDuck needed, to help him to carry enough food and water for this adventurous journey ?

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

Mind Teasers : Logic Picture Problem

Difficulty Popularity

As you can notice in the picture that ten coins have been arranged to form a triangle pointing upwards. What you have to do is move three coins and make that triangle point downwards. Can you do it in just 3 moves?

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

Mind Teasers : Tricky Mathematician Problem

Difficulty Popularity

A mathematician was challenged to write nineteen in a manner that if one was taken out of it, it became twenty. He failed to do it.

Can you help him?

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

Mind Teasers : Simple Logic Shape Riddle

Difficulty Popularity

Can you place ten balls in five lines in a manner that each line has exactly four balls in it ?

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