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 bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

Count the number of triangles in the picture below:

In the four images below, can you find the odd one out?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking

In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?