The first box has two white balls. The second box has two black balls. The third box has a white and a black ball.
Boxes are labeled but all labels are wrong!
You are allowed to open one box, pick one ball at random, see its colour and put it back into the box, without seeing the colour of the other ball.
How many such operations are necessary to correctly label the boxes?
A network of 20 x 10 squares is given to you.
Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?
Can you find a number that lies one third of the distance between 1/3 and 2/3?
What brings you down but never up?
Why do Chinese men eat more rice than Japanese men do ?
You can see three almost identical images below. Can you spot the odd one out from them?
What does the below image rebus riddle means ?
If 1+9+8=1, what is 2+8+9?
A man was driving a black truck. His lights were not on. The moon was not out. A lady was crossing the street. How did the man see her?
A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.
What is the code ?
You are confined in a room and given two metal rods. Out of these two rods, one is magnet and the other is the iron rod. They look starkly similar. You don't have any other metal object in the room.
How will you decide which one of those is magnet?
The word ladder puzzle was invented by Lewis Carroll, author of Alice’s Adventures in Wonderland.