A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

A father's child, a mother's child, yet no one's son.

Who am I?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

There are forty elephants and they have forty-fore heads. How can this be possible?

In The 1st month of this year(the year 2013), I noticed that the date 13-1-13 (13 January 2013) is special.

This date is special as:

Date * Month = Year.

Can you figure out which year of this century has a maximum number of such dates?

Akbar called Birbal and asked him to draw a line on the floor. He asked Birbal to make that line smaller without erasing it. Birbal smiled and did it before Akbar could blink his eyes.

How did he managed to do it?

Can you make the number 24 by utilizing the numbers 1, 3, 4 and 6? You must use one number only one time and you can use mathematical operation symbols anytime anywhere.

At a Society election for president, precisely 963 votes were cast.
There is a total of 4 candidates that participate in the election.

The winning candidate exceeds the opponents by 53, 79 and 105 votes.

How many votes do each candidate gets?

Can you tell a 3D object that has just two surfaces?