what's the probability of getting a king or a queen from a pack of 52 cards?

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

I have an eye but still cannot see.

Who am I?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

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

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?