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A couple went to river rafting on a hill station. Two days after their departure, the husband returned alone. He informed the police that her wife was swept away by the waves and died.

On the next day, police arrived to his doorstep and when he opened the door, they arrested him for murdering his wife. They told him that his travel agent had called them.

He was shocked. How did the travel agent know about the murder? Can you suggest how did he know ?

On the next day, police arrived to his doorstep and when he opened the door, they arrested him for murdering his wife. They told him that his travel agent had called them.

He was shocked. How did the travel agent know about the murder? Can you suggest how did he know ?

Difficulty Popularity

There is a box which have 33 yellow marbles and 35 green marbles. You also have 34 green marbles outside the box.

Randomly remove two marbles from the box.

* If they are of different colors, put the yellow one back in the box.

* If they are the same color, take them out and put a green marble back in the box.

Repeat this until only one marble remains in the box.

What is the color of the sole marble left in the box ?
**category** :
LOGIC

Randomly remove two marbles from the box.

* If they are of different colors, put the yellow one back in the box.

* If they are the same color, take them out and put a green marble back in the box.

Repeat this until only one marble remains in the box.

What is the color of the sole marble left in the box ?

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Difficulty Popularity

The digits 0-9(0,1,2,3,4,5,6,7,8,9) can be rearranged into 3628800 distinct 10 digits numbers.

How many of these numbers are prime ?

How many of these numbers are prime ?

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Four kids having five rocks each were playing a game in which they need to throw the rock at solid area in the water.

Kid1: Succeeded in throwing three rocks at solid area but one of the rock sunk.

Kid3: His aim was so bad that all rocks got sunk.

Kid4: He was awesome and none of the rocks got sunk.

Kid2 was the winner but was struck by a rock in the head and died.

Who killed Kid2 ?

Kid1: Succeeded in throwing three rocks at solid area but one of the rock sunk.

Kid3: His aim was so bad that all rocks got sunk.

Kid4: He was awesome and none of the rocks got sunk.

Kid2 was the winner but was struck by a rock in the head and died.

Who killed Kid2 ?

Difficulty Popularity

A professor gives a set of three questions to the most brilliant students of his university. You can see the questions in the attached image if required. To his surprise, there are different answers by all three of them. Below are the answers by them:

Student A

1. Two

2. Six

3. Two

Student B

1. Two

2. Three

3. Infinity

Student C

1. One

2. Three

3. Two

Now you have the information that each one of them has given one answer wrong, can you find out the real answers to every problem?

Student A

1. Two

2. Six

3. Two

Student B

1. Two

2. Three

3. Infinity

Student C

1. One

2. Three

3. Two

Now you have the information that each one of them has given one answer wrong, can you find out the real answers to every problem?

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Angelina Jolie is trapped in a tomb. The only way to escape is figure out a 13 character password. Following are the five clues that are available to her.

Precisely two of the below statements are false.

The password is confined within this sentence.

The password is not in this hint.

The password is inside only one of these statements.

At least one of the above statement is a lie.
**category** :
LOGIC

Precisely two of the below statements are false.

The password is confined within this sentence.

The password is not in this hint.

The password is inside only one of these statements.

At least one of the above statement is a lie.

Difficulty Popularity

Isaac Newton is stranded on an island covered in forest.

One day, when the wind is blowing from the west, lightning strikes the west end of the island and sets fire to the forest. The fire is very violent, burning everything in its path, and without intervention the fire will burn the whole island, killing the man in the process.

There are cliffs around the island, so he cannot jump off.

How can the Isaac Newton survive the fire? (There are no buckets or any other means to put out the fire)

One day, when the wind is blowing from the west, lightning strikes the west end of the island and sets fire to the forest. The fire is very violent, burning everything in its path, and without intervention the fire will burn the whole island, killing the man in the process.

There are cliffs around the island, so he cannot jump off.

How can the Isaac Newton survive the fire? (There are no buckets or any other means to put out the fire)

Difficulty Popularity

In a contest, four fruits (an apple, a banana, an orange, and a pear) have been placed in four closed boxes (one fruit per box). People may guess which fruit is in which box. 123 people participate in the contest. When the boxes are opened, it turns out that 43 people have guessed none of the fruits correctly, 39 people have guessed one fruit correctly, and 31 people have guessed two fruits correctly.

How many people have guessed three fruits correctly, and how many people have guessed four fruits correctly

How many people have guessed three fruits correctly, and how many people have guessed four fruits correctly

Difficulty Popularity

You trade apples from a village to your town. The distance is 1000 miles. This time you were able to get your hands on 3000 apples. You have a truck that can carry just 1000 apples at one time. At every mile is located a check post at which you have to submit 1 apple while going to the town. However, when you travel from town to village, you donâ€™t have to give anything.

How will you make sure that you are able to transport maximum amount of apples to the town?

How will you make sure that you are able to transport maximum amount of apples to the town?

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