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

Aptitude Questions : Light Switches Interview Puzzle

Difficulty Popularity

A room has three light switches. The light switches are located outside the room with a closed door. Only one of them is the actual switch that can control the lights inside the room. You are allowed to turn those switches as many times as you wish. Please note that you can't identify from outside whether the lights are on or off.

You can enter the room only once to see the light. You can't change the light switches once you are inside. Rule out all the illogical answers like there is a window in the room or someone inside can help you with the answer etcetera.

Based on what information and guidelines have been provided to you, can you determine the exact switch that controls the light inside the room?

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

Aptitude Questions : Crossing The River In Minimum Time Puzzle

Difficulty Popularity

Four people need to cross a dark river at night.

* They have only one torch and the river is too risky to cross without the torch.
* If all people cross simultaneously then torch light wont be sufficient.
* Speed of each person of crossing the river is different.cross time for each person is 1 min, 2 minutes, 7 minutes and 10 minutes.

What is the shortest time needed for all four of them to cross the river ?

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

Aptitude Questions : Famous Lion Tamer Interesting Puzzle

Difficulty Popularity

You are trapped with a lion in a cage with 1 unit as its radius. Both you and the lion can run effortlessly at the speed of one unit.

1) The lion is quite hungry and all he wants is to catch you and eat you up. Will he be able to do that?
2) If yes, how long do you have till he does that?

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

Aptitude Questions : Tricky Logic Question

Difficulty Popularity

A claustrophobic person boards a train that is just about to enter a tunnel.

Which place will be the best for him to sit?

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

Aptitude Questions : 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?

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

Aptitude Questions : Cool Equation Riddle

Difficulty Popularity

If 1 + 9 + 11 = 1, Then what is the value of

12 + 11 + 9 = ?

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

Aptitude Questions : Very Hard Math Question

Difficulty Popularity

There stand nine temples in a row in a holy place. All the nine temples have 100 steps climb. A fellow devotee comes to visit the temples. He drops a Re. 1 coin while climbing each of the 100 steps up. Then he offers half of the money he has in his pocket to the god. After that, he again drops Re. 1 coin while climbing down each of the 100 steps of the temple.

If he repeats the same process at each temple, he is left with no money after climbing down the ninth temple. Can you find out the total money he had with him initially?

  • Views : 90k+
  • Sol Viewed : 30k+

Aptitude Questions : Impossible Brain Teaser

Difficulty Popularity

In a recreational activity, you are given four different jars of 2 liters, 4 liters, 6 liters and 8 liters respectively with an unlimited water supply. Then you are asked to measure exactly 5 liters of water using them.

How will you do it?

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

Aptitude Questions : Logic Interview Riddle

Difficulty Popularity

prinka and tanu organized a small kitty party at home. They purchased a barrel of fruit juice.

Tanu told to prinka 'I bet this barrel of fruit juice is more than half full'.
'No, its less than half full' prinka replied.

I don't have any measuring instrument and without removing fruit juice from it , how can i determine which of us is right ?

  • Views : 90k+
  • Sol Viewed : 30k+

Aptitude Questions : Famous Probability Puzzle

Difficulty Popularity

This is a famous probability puzzle in which you have to choose the correct answer at random from the four options below.
Can you tell us whats the probability of choosing correct answer in this random manner.

1) 1/4
2) 1/2
3) 1
4) 1/4

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

Aptitude Questions : Lateral Thinking Problem

Difficulty Popularity

Suppose there is a Christmas tree and four angels are sitting on it amidst the other ornaments. Two of them have black halos and two of them have white halos. No body among them can see above their head. Angel A is sitting on the top branch and can see angels B and C sitting below him. B can see C who is sitting in a branch lower than his. Angel D is at the base of the tree and can't be seen due to the branches in between. Also, he can't see anybody as well.

If they are asked to guess the color of their own halo (they dont know that), who do you think will be able to deduce and speak up first with a right answer?

Submit your Email Address to get latest post directly to your inbox.

Latest Puzzles

24 March
Harry Potter And Prisonor of Azkaban Riddle

Think of a person living in a disguise

23 March
Popular Fill In The Blanks Puzzle

A ______ Surgeon was _______ to perform ...

22 March
Answer Me Fast Riddle

At his own home, a man watches an old la...

21 March
Horse Equation Puzzle

Can you solve the equation by finding th...

20 March
The Lottery Puzzle

Let's say in a lottery Samuel have a 4% ...

19 March
The Apple Treee In Garden Brain Teaser

In my garden, there is an old apple tree...

18 March
Cool Equation Riddle

If 1 + 9 + 11 = 1, Then what is the valu...

Puzzles Tags :

Illusions Tags :