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?

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?

Why is the Hole below a Lock?

On one occasion, A Boy collects 71 rupees in form of 20 paise and 25 paise. He collects a total of 324 coins.

Can you tell me how many 20-paisa and 25-paisa he got?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

Can you find the missing piece of the Porsche?

Can you count the number of squares in the given picture?

In the image given, you can find several triangles. Can you count them all?

If,

Akriti = 631
Levis = 521
Sroti = 521
Aneel = 533
Then,
Sunil =?