What has one letter and starts with an E?

I have no life, but I can die. What am I?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

The more of this there is, the less you see. What is it?

What has to be broken before you can use it?

If eleven plus two equals one, what does nine plus five equal?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

You enter your friend's room. He is not in his room. Although you see that on the bed there are two dogs, five cats, two giraffes and three pigs. Also, a couple of chickens and ducks are flying in the room.

Calculate the number of legs standing on the floor.

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?