What is in seasons, seconds, centuries and minutes but not in decades, years or days?

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

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

I am a mother. However, I never give birth.

I am a father. However, I never nurse my children.

Wandering is not possible for me, but standing still happens occurs rarely.

Who am I?

Which alphabet letter is a question?

Why is it very easy to weigh a fish?

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?

If your uncle’s sister is not your aunt, what relation is she to you?

Count the number of triangles in the below picture?

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?