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

It spends most of its day eating white, but when it’s quick enough, it gets to eat fruit and sometimes some blue things. It’s in a dark room, where the walls are blue, it runs from a ghost that roams the halls and haunts it all the time. What is it?

I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work.

Can you find out who am I?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

Distances from you to certain cities are written below.

BERLIN 200 miles

PARIS 300 miles

ROME 400 milesAMSTERDAM 300 miles

CARDIFF ??? miles

How far should it be to Cardiff ?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

I am quite hot but become too cold if you remove the first two letters. What am I?

You need to move three matchsticks to form three squares. Can you do it?

Who can jump higher than a Mountain?

When it is alive we sing, when it is dead we clap our hands. What is it?