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

How is this possible?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

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 lying and I always lie. Tell me whether I am lying or telling the truth.

A new clothing store has a unique method of pricing items. A vest costs $20, a tie costs $15, a blouse costs $30, and underwear costs $45. How much would pants cost?

In the figure that has been attached to this question, each digit represents a digit. The similar letters carry the same integer value. Can you expose the original digits?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

You walk into a room where there are three primates held in their respective cages:
1) A lion who is eating the flesh of a goat.
2) An orangutan who is playing with blocks.
3) A donkey who is sitting idle.

Who is the most intelligent primate in the room?