The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

Three brothers Jacob, John, and James live in Mexico City. The product of the ages of these brothers is 175. Jacob and John are twins. How old is James?

Can you divide the below-given shape into four equal and identical pieces?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

Can you count the number of quadrilaterals in the picture below?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

There are five people. One of them shot and killed one of the other five.
We know following clues:
1. Dan ran in the NY City Marathon yesterday with one of the innocent men.
2. Mike consider being a farmer before he moved to the city.
3. Jeff is a top notch computer consultant and wants to install Ben new computer next week.
4. The murderer had his leg amputated last month.
5. Ben met Jack for the first time six months ago.
6. Jack has been in seclusion since the crime.
7. Dan used to drink heavily.
8. Ben and Jeff built their last computers together.
9. The murderer is Jack's brother. They grew up together in Seattle.

Consider yourself to be a famous detective "Sherlock Homles", Can you find the killer?

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?