Here is a mathematical expression that also secretly tells a movie name. What movie is that?

I am a word of 12 alphabets.

* Alphabets 12, 4, 7, 2, 5 : Eastern beast of burden
* Alphabets 1, 8, 10, 9 are street made famous by Sinclair Lewis.
* Alphabets 11, 3, 6 are past.

On whole it means a person suffering from delusions of greatness.

What Is it ?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

It belongs to you, but other people use it more than you do. What is it?

Which five letter word can be added at the end of below word to form a
valid word?

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In the addition below, all digits have been replaced by letters. Equal letters represent equal digits and different letters represent different digits.
ABCABA
BBDCAA
ABEABB
ABDBAA
------- +
AAFGBDH
What does the complete addition look like in digits?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.