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

What kind of tree can you carry in your hand?

Identify the 10 differences between the two given pictures.

There’s a girl who has a large family. She has an equal amount of brothers and sisters, but each brother only has half as many brothers and sisters. What’s the correct amount of brothers and sisters?

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

In the image below, can you find the value of an angle(y)

Detective Rockford was jogging near the beach at 4:30 am.
He hears a sound near the shack "No Michael, Please Do not shoot me".
Next instance he heard the sound of gunfire. Rockford rushes to the shack where he finds women lying dead and a gun in close proximity of three "Doctore Lawyer and a Teacher".

Rockford immediately knew that the Lawyer has committed the crime. How?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

I add 5 to 9 and get 2. The answer is correct, so what am I?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C