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

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?

What has one letter and starts with an E?

Why do you find that most of the buildings are deprived of the 13th floor?

Can you identify the famous TV character from the rebus below?

There are 3 apples in the basket and you take away 2. How many apples do you have now?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

You are in a land where thirty men and two women were dressed in classic black and white dresses.
They begin to fight as soon as any of them move.

Where are you?

What is the Surname of Barbie Doll?

I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?