If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

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

What month of the year has 28 days?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

I am white when I am dirty, and black when I am clean. What am I?

How many sides does a circle have?

I have no life, but I can die. What am I?

In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?