Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

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?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

John was drowned by he was not wet. How?

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

Solve this riddle by finding the odd one out from the rest.

Who has married many women but was never married?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

In the following series, a set of numbers is progressing with a particular pattern. Can you deduce that pattern and find the missing set?

(2 + 6), (21 + 6), (58 + 6), (119 + 6), ___