Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

John was piloting a plane behind a car but was never able to overtake it. Why?

I have an eye but still cannot see.

Who am I?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

A person was found dead on a big green land with no trees or buildings around. When the police arrived, they found a piece of rock lying next to him and the man was wearing clothes comprising of red, blue and yellow colours.

Can you tell who the person is and what was the cause of death?

What is the riddle which can be asked all day with a different correct answer each time.

The more of this there is, the less you see. What is it?