Can you find the company name in the pictogram below?

How many letters are in the alphabet?

Solve the counting riddle by identifying the number of triangles in the given picture.

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?

What is wrong in the below Picture?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

Can you place six matchsticks in a manner that each of the matchsticks is in touch with the other five matchsticks?

I have branches, but no fruit, trunk or leaves. What am I?