A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?

If eleven plus two equals one, what does nine plus five equal?

With the help clues provided in the image, can you find the 5 digit key?

How many triangles are there in the picture below?

By adding four matchsticks, can you divide the square shown in the picture into two equal parts?

This is a famous paradox which has caused a great deal of argument and disbelief from many who cannot accept the correct answer. Four balls are placed in a hat. One is white, one is blue and the other two are red. The bag is shaken and someone draws two balls from the hat. He looks at the two balls and announces that at least one of them is red. What are the chances that the other ball he has drawn out is also red?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

What does an Island and the letter T have in common?

A man embarked on a questionnaire game. He kept asking the same question to whomever he found. The answer each time was different.

Can you guess what the question was?

What kind of storm is always in a rush?