The Latest and exclusive collection of Ibm Interview Puzzles to tease your brain. Ibm Interview Puzzles helps exercising the brain and develop it to think logical and solve real world problems differenlty. PuzzleFry brings you the best Ibm Interview Puzzles, you'll enjoy wide range of Ibm Interview Puzzles, Lets try few Ibm Interview Puzzles listed below -
1 - The Matchstick Riddle
Can you form five squares using six matchsticks ?
2 - The Square Problem
Can you find out the number of squares in the given picture?
3 - Tell The Number Of Chickens
How Many Chicken Maths Problem
A farmer sold a few chickens to four different customers on a particular day. It was such that each customer purchased half of the remaining chickens and a half chicken more.
Can you find out how many chicken were sold by the farmer on that day if we tell you that the fourth customer bought a single chicken ?
4 - Form A square
Solve the brain teaser by moving 3 sticks and form a square.
5 - What is the height of the stairway in steps?
On one of the escalators on the London subway I find that if I walk down twenty-six steps I require thirty seconds to get to the bottom, but if I make thirty-four steps I require only eighteen seconds to reach the bottom. What is the height of the stairway in steps? The time is measured from the moment the top step begins to descend to the time I step off the last step at the bottom onto the level platform.
6 - Find the time after journey
A man crossed over Westminster Bridge one morning between eight and nine o clock by the tower clock (often mistakenly called Big Ben, which is the name of the large bell only, but this by the way). On his return between four and five o clock he noticed that the hands were exactly reversed. What were the exact times that he made the two crossings?
7 - Find the birthday puzzle
A correspondent informs us that on Armistice Day (November 11, 1928) he had lived as long in the twentieth century as he had lived in the nineteenth. This tempted us to work out the day of his birth. Perhaps the reader may like to do the same. We will assume he was born at midday
8 - 4 bottles and water puzzle
There are two bottles of 10 liter; each completely filled with water. Now 2 persons having empty bottles of 4 liter and 5 liter want to take 2-2 liters of water. You can use only these 4 bottles (10 liter-full, 10 liter-full, 5 liter-empty, 4 liter-empty) to transfer the water. Wasting or throwing of water is not permitted. How can this be done?
Note: It is assumed that you can not measure water level by comparing water level, or by judging, it should be exact 2 liters of water finally in each 4 and 5 liter water bottle.
9 - 100 people with sword puzzle
100 people standing in a circle in an order 1 to 100. No.1 has a sword. He kills next person (i.e. no. 2) and gives sword to next to next (i.e no.3). All person does the same until only 1 survives. Which number survives at the last?
10 - Find celebrity in the party
There are (n+1) people in a party, they might or might not know each others names.
There is one celebrity in the group(total n +1 people), celebrity does not know any of n peoples by name and all n people know celebrity by name.
You are given the list of people’s names(n+1), You can ask only one question from the people. Do you know this name ?
How many maximum number of questions you need to ask to know the celebrity name?
11 - Cook the egg for 15 minutes
You are trying to cook an egg for exactly fifteen minutes, but instead of a timer, you are given two ropes which burn for exactly 1 hour each. The ropes,are of equal densities. How can you cook the egg for exactly fifteen minutes?
12 - Mislabeled Jar Puzzle
This is the most commonly asked interview puzzle.
You have 3 jars that are all mislabeled. One jar contains Apple, another contains Oranges and the third jar contains a mixture of both Apple and Oranges.
You are allowed to pick as many fruits as you want from each jar to fix the labels on the jars. What is the minimum number of fruits that you have to pick and from which jars to correctly label them?
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