During which month do people sleep the least?

How many triangles can you find in this given picture?

The more you take me, the more you leave me behind.
Who Am I?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

What is both possible and impossible at the same time?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?

Identify the hidden meaning behind this picture?

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?