What is at the end of a rainbow?

I have eight fingers and two thumbs but I do not live. What Am I?

It is always ahead of me yet I can never see it. What is it?

You can see it everyday, But cannot touch it at will. What is it?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

I look at you, you look at me, I raise my right, you raise your left. What am I?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

Can anyone tell me a word in the English dictionary which has a silent 'z'?

I am a ten letters word
The first four letters have the power to rule,
Next, four-letter can be eaten.
The next three-letter represents a lady.
I can fly as well

what am I looking for?