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

What is at the end of a rainbow?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?

By using 'because' continuously three times, can you make an English statement ?

I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?