I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

For an extra income, John decided to work at a Hotel for one hour daily. The manager offers him that they will pay him $11 after every 11 days.
However, John offered a different proposition to the manager. The offers stand as:
He will be paid just a penny on his first day.
Two pence will be paid on the second day,
Four pence will be paid on the third day.
And so on till the 11th day.

Should the Hotel manager accept his offer?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

Count the number of balls in picture below:

What is black when you buy it, red when you use it, and gray when you throw it away?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

what one word does the below rebus identifies?

Andrew sees a very rare bird named "Ruppell's vulture". Soon Andrew was dead. Can you explain the mystery, Mr. Sherlock?

On the dull night when the blonde was dozing, she heard an odd clamour and she saw that there was a bizarre man with a gun simply outside her home. So she raced to the telephone to call the police, however, she can't dial 911. Why?

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?