There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

There are forty elephants and they have forty-fore heads. How can this be possible?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

During a secret mission, an agent gave the following code to the higher authorities
AIM DUE OAT TIE MOD

However, the information is in one word only and the rest are fake. To assist the authorities in understanding better, he also sent them a clue, If I tell you any one character of the code, you can easily find out the number of vowels in the codeword.

Can you find out the code word?

He loves to dance, twist and prance, he shakes his tail, and as a way he sails, wingless he flies into the sky. What is he?

What kind of tree can you carry in your hand?

When you stop to look, you can always see me. But if you try to touch me, you can never feel me. Although you walk towards me, I remain the same distance from you. What am I?

I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

Which is heavier: a ton of bricks or a ton of feathers?