This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

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 ?

I am white when I am dirty, and black when I am clean. What am I?

What's a single-digit number with no value?

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

What is the word or phrase below?
R | E | A | D

Prove that the below maths equation is true.

8 + 8 = 91

Who is that with a neck and no head, two arms and no hands? What is it?

Which is the rope you never skip with?