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

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

Count The number of F's in the paragraph below:

"FINISHED FILES ARE THE RESULT OF YEARS OF SCIENTIFIC STUDY COMBINED WITH THE EXPERIENCE OF YEARS"

There is a five-letter word which has 3 consonants(all are same) and 2 different vowels.
Also, something wrong is associated with the word.

Can you name it?

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?

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

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

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?

What has to be broken before you can use it?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.