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?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

Remove two matchsticks to make the below equation correct.

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

What is both possible and impossible at the same time?

Which fur should we be getting from the Lion?

Create a number using only the digits 4,4,3,3,2,2,1 and 1. So i can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits

What brings you down but never up?