I am big as an elephant but I don't have weight .

(a)  

I shave every day, but my beard stays the same. What am I?

(a)  

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

(a)  

A man dies of old age on his 25 birthday. How is this possible?

(a)  

I have branches, but no fruit, trunk or leaves. What am I?

(a)  

What can’t talk but will reply when spoken to?

(a)  

The more of this there is, the less you see. What is it?

(a)  

I follow you all the time and copy your every move, but you can’t touch me or catch me. What am I?

(a)  

What has many keys but can’t open a single lock?

(a)  

What can you hold in your left hand but not in your right

(a)  

What is black when it’s clean and white when it’s dirty?

(a)  

What gets bigger when more is taken away

(a)