A prisoner is told: "If you tell a lie, we will hang you and if you tell the truth, we will shoot you." What did the prisoner say to save himself?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

The dirtier I get, the whiter I look. Who am I?

What does this below rebus puzzle mean?

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

Queen Elizabeth organised a royal party.

To Avoid uninvited guest royal family set a password.
Jack (an uninvited person) plan to enter the party. He stand nearby the door.

First guest comes, the security person said 'twelve' and guest replied with six.
Second guest comes , the security person said 'six' and guest replied with 'three'.

Jack thought is enough and he walked to the entry point. The security person said 'eight' , Jack replied smilingly 'four'.
He was immediately thrown out of the party. why ?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

What always comes into a house through the keyhole?