Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Begin with a word, five letters to my name,
Remove the first and last but I am the same
Take out my middle and still, I remain.
What word am I?

Give it food and it will live; give it water and it will die.

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

Seven Robbers robbed a bank and hide the coins in a lonely place.
They decide to divide the money equally the next morning. Two greedy robbers decided to cheat the others and reach the place at night. They equally divided the coins between them, one coin left. So they called another robber and then they decided to divide equally among the three. Sadly again one coin left. The same thing happened to the 4th 5th and the 6th robber.
However, when the 7th robber reached in the morning, they can divide the coins equally.

How many coins were there in total?

Why 1729 is a magic number? Answer Logically.

I am the fastest animal but cannot climb the tree. What am I?

What you cannot hold but it is yours?

Do You See It?

What is more useful when it is broken?