When my father was 31 I was 8. Now he is twice as old as me. How old am I?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

Can you fill the blank with the correct number?

6 30 870 756030 _____

Can you find the company name in the pictogram below?

There are two words one resembles the "state of rest" and the other is related to "writing/reading material".

Can you name these two words which also sound similar?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

Imagine a box with two cogwheels, one big with 24 teeth and one small with 8 teeth. The big one is firmly attached to the center of the box which means it does not turn or move while the small one rotates around the big one.

How many times do you think that the smaller wheel will turn compared to the box when it turns once around the big one?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?