Count the Triangle in the figure given below:

I have a big mouth and I am also quite loud! I am NOT a gossip but I do get involved with everyone's dirty business.

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?

Can you move 2 matchsticks to form four equal sized squares.

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Solve this riddle by finding the odd one out from the rest.

Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

What does this rebus means ?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

Can you find out which number multiplied by itself will give the output as 12345678987654321?