• Views : 70k+
  • Sol Viewed : 20k+

Mind Teasers : Famous Probability Interview Problem

Difficulty Popularity

James Horner is having two coins in his hand. Out of the two coins, one is a real coin and the second one is a faulty one with Tales on both sides. He blind folds himself choose a random coin and tosses it in the air. The coin falls down with Tale facing upwards.

What is the probability that this is the faulty coin?

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

Mind Teasers : Base Ball Games Cryptarithmetic Riddle

Difficulty Popularity

Can you solve the below cryptarithmetic riddle
by replacing alphabets of words by a number so that the algebraic equation holds true?

BASE +
BALL
------
GAMES
------

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

Mind Teasers : Decrypt Password Riddle

Difficulty Popularity

A person has uncovered a secret that was a mystery for ages. He transfers the data into his hard drive and encrypts the drive with a password. Then, he writes a line on a paper to remember the password.

The line says 'You force heaven to be empty'.

Can you decrypt the line to reveal the password if you know that the password is seven characters long that comprise of just letters and numbers?

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

Mind Teasers : Tough Number Problem Riddle

Difficulty Popularity

Find smallest number that you can write using all the vowels(A,E,O,I,U) exactly once?

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

Mind Teasers : Passcode Puzzle

Difficulty Popularity

Shruti's daughter Arshika need to be picked from the school every day.
Shruti asks one of her colleagues to pick her from school. Shruti devised a password mechanism to confirm that Arshika goes with the correct person only.
The password on Monday was SAM16.
The password on Wednesday was HRW39.

What will the password for Friday?


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

Mind Teasers : Best Thinking Brain Teaser Ever

Difficulty Popularity

Three men are living in a desert namely – Alex, Brian and Chris.

Alex hates Chris and thus he decides to kill him. To succeed in his evil intentions, he poison the water supply of Chris. Since they are living in desert, he will have to drink water or he will die of thirst.

Brian is not aware of the actions of Alex and he plans to kill Chris as well. To do this, he killed the water supply of Chris.

Chris dies due to his thirst. Who killed him?

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

Mind Teasers : Math Trick Riddle

Difficulty Popularity

Removing one from eleven makes it ten and removing one from nine makes it ten.

Is it even possible?

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

Mind Teasers : 3 Gallon Brain Teaser

Difficulty Popularity

You have been given three jars of 3 liters, 5 liters and 8 liters capacity out of which the 8 liters jar is filled completely with water. Now you have to use these three jars to divide the water into two parts of 4 liters each.

How can you do it making the least amount of transfers?

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

Mind Teasers : Logical Cut Brain Teaser Riddle

Difficulty Popularity

Your friends are coming over to your birthday party. Your mum has bought this delicious giant doughnut for you guys. Unfortunately she had to go somewhere. Now you have to serve all of them including you.

There are a total of nine kids including you. None of you would mind a smaller piece. Can you cut this doughnut into nine pieces in just three straight cuts?

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

Mind Teasers : Funny Brain Twister

Difficulty Popularity

We all know that New Year occurs after a week from Christmas and thus it falls on the same day as of Christmas. But this will not happen in 2050. In 2050, Christmas will appear on Sunday while New Year will appear on Saturday.

How can this be possible ?

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

Mind Teasers : Logic Question In Maths

Difficulty Popularity

Two trains under a controlled experiment begin at a speed of 100 mph in the opposite direction in a tunnel. A supersonic bee is left in the tunnel which can fly at a speed of 1000 mph. The tunnel is 200 miles long. When the trains start running on a constant speed of 100 mph, the supersonic bee starts flying from one train towards the other. As soon as the bee reaches the second train, it starts flying back towards the first train.

If the bee keeps flying to and fro in the tunnel till the trains collide, how much distance will it have covered in total?

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