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?

Different lights make me strange by changing me into different sizes. What am I?

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

The captain of a ship is telling you an interesting story and then poses a question. He says, “I have travelled the oceans far and wide. One time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly. Can you tell me how that was possible?”

Given that

(78)^9 = 6
And (69)^4 = 11

Can you find out

(99)^2 =?

(Note: This is Logical, not Mathematical)

What do you think with the below Picture ?

I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?

If 21x = 79x, what is the value of x?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.