A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

If Japan and Panama decided to merge into a single country, probably people will name it Japanama.

Can you think of two more such country's unions that could produce similar names like Japanama by overlapping their three letters?

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

What number divided by 4 is the same as that number minus 4?

What is at the end of a rainbow?

Find the next number in the sequence

5 12 24 36 ?

John speaks the truth only once a day in a week. Below are a few hints for you:

First: Days are Sunday, Monday and so on.
Second: One day he says, "I lie on Monday and Tuesday".
Third: On the next day, he says, "Today is either Thursday, Saturday or Sunday".
Fourth: On the next day, he says, "I lie on Wednesday and Friday".

Can you identify the day on which he speaks the truth?

What came first, the chicken or the egg?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?