Solve the equation in the image by looking at the pattern closely.

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?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

Can you solve the below tricky visual equation?

Forwards I am heavy, backward I am not. What am I?

See the given image carefully. What you have to do is move the blue checkers in the position of the black checkers and vice versa. You are only allowed to move the checker to an adjacent empty space. Do it in the least possible moves.

why number 8549176320 is one of a kind?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

There is a place where if I stand up straight, I will still be considered sideways.

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