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?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

A father's child, a mother's child, yet no one's son.

Who am I?

A deaf and mute man goes to the train station. Tickets for the train are 50 cents each. The man goes to the ticket booth and hands the man inside just a dollar. The man in the booth hands him two tickets.

How did the man in the booth know to give him two tickets without even looking at him?

Here is a conversation between a couple who both are software professionals.

Husband: Hey! What is your date of birth?
Wife Replied Angrily: It is 591062400
Husband after doing some calculations replied, "Got It".

What is the DOB of the wife?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

If Bihan is 10, Anirudha is 20, and Kim and Seal are both 5, but Rikold is 10, how much is Kenniger by the same trend?

You are provided with a grid (as shown in the picture). Can you fill the squares with numbers 1-8 in a manner that none of the two consecutive numbers are placed next to each other in any direction (vertically, horizontally or diagonally?)

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?