A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result.

Can you find how bias is the floor in this case?

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 ?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

Once while in his court, King Akbar asked Birbal to write something on a wall that makes one sad when read in good times and makes one happy when read in sad times.

He took only a few moment and wrote something that fit the requirements. What did he write?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

What has a bottom at the top?

Which city is three-fifths chick two third cat and 50% goat?