What word does this rebus represent?

meta meta
meta meta

Take one out and scratch my head, I am now black but once was red. What am I?

What is the coolest letter in the alphabet?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

By using all numbers, i.e. 123456789 and subtraction/addition, operators number 100 can be formed in many ways.
Example: 98 + 7 + 6 - 5 - 4 - 3 + 2 - 1 = 100

But if we add a condition use of the number 32 is a must. Then there are limited solutions.
One of such solution is: 9 - 8 + 76 + 54 - 32 + 1 = 100

Can you tell me any other solution?

How many letters are in the alphabet?

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

What is next number in the pattern below:

131 517 192 123 ?

Spot what is wrong here in below Picture?

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.