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 ?

A quarter is one-fourth of a dollar but Mr. John has changed the equation as below :

DOLLAR * 4 = QUARTER

Can you replace each letter with a digit to make the above solution correct?

What is the difference between a jeweller and a jailer?

Can you replace the question mark with the correct number in the below table sequence?

Next Number in the Series,

5, 16, 49, 104, ?

What Adam and Eve do not have but the rest of the people have?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

Find the hidden panda in the image below.

If you say my name, I will no longer exist. What am I?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?