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?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

A girl says this to her best friend: “I was born in 1955, and I celebrated my 17th birthday last weekend.” Her best friend thinks she’s lying, but she’s actually correct. How is that possible?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

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

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

Can you start the fire using two pieces of wood?

A woman lives in a skyscraper thirty-six floors high and is served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?