In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

When is the top of a mountain similar to a savings account?

Our product and our sum always give the same answer. Who are we?

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

Pronounced as one letter,
And written with three,
Two letters there are,
And two only in me.
I am double, I am single,
I am black blue and grey,
I am read from both ends,
And the same either way.

It is a nine-letter word.
The exact opposite of the phrase "friendly and outgoing"
It contains the word "over".
It starts will a vowel.

What is it?

What building has the most stories?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?