Buy me, smell me or deliver me, I do not change.

Who am I?

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?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Can you solve below mathematical equation?

2^1234 - 2^1233

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

There is so small cabin inside a deep forest.
All the forest burned out to worst possible but the inside of the cabin is still the same.
However all the person inside the cabin die.

How come ?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

John was drowned by he was not wet. How?

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?