How many triangles can you find in this given picture?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Which part of London exists in France as well ?

I am an odd number. Take away a letter and I become even. What number am I?

Imagine you are in a room with no windows or doors. How will you get out?

What begins with T, ends with T, and has T in it?

Can you find the ages of a son, father and grandfather based on the following facts?
The sum of the ages of grandfather, father and son is 140 years.
The age of the son in months is the same as the grandfather in years.
The age of the son in days is the same as the father in weeks.

Vin Diesel is pulling a theft and has planned to run away with all the cash kept in the safe. But the only way to open the safe is the 13 character password. He has a set of five clues given to him by a trustworthy source.

Exactly two of the below statements are false.
The password is contained within this sentence.
The password is not in this hint.
The password is within only one of these statements.
At least one of the above statements is a lie.

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?