You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

Can you count the number of triangles inside a triangle?

Count the number of balls in picture below:

10+10 and 11+11 can give you the same answer.

Explain how?

You stand in front of two doors. A guard stands next to each door. You know the following things: one path leads to paradise, the other leads to death. You cannot distinguish between the two doors. You also know that one of the two guards always tells the truth and the other always lies. You have permission to ask one guard one question to discover which door leads to paradise. What one question would you ask to guarantee you enter the door to paradise?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

I don't get anymore wetter, no matter how much rain falls on me.

Can you find the dog hidden in a group of pandas?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.