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

Two trains start at the same time, one from Bangalore to Mysore and the other from Mysore to Bangalore. if they arrive at their destinations one hour and four hours respectively after passing one another, how much faster is one train running than the other?

If eleven plus two equals one, what does nine plus five equal?

There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?

I’m tall when I’m young, and I’m short when I’m old. What am I?

While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

What seven-letter word has hundreds of letters in it?