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

What have one eye but still cannot see?

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

John was piloting a plane behind a car but was never able to overtake it. Why?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

John was going on a jungle trip. He asked his wife to pack something to eat, something to drink and something to burn if he feels cold in the jungle. When John opens the backpack he found just one thing in the bag. What was it?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?