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

What goes up but never comes down?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

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

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

There are two words one resembles the "state of rest" and the other is related to "writing/reading material".

Can you name these two words which also sound similar?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?