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

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

Can you solve the below geography rebus by decoding the below rebus ?

There is a bag which have 21 blue balls and 23 red balls. You also have 22 red balls outside the bag. Randomly remove two balls from the bag. * If they are of different colors, put the blue one back in the bag. * If they are the same colour, take them out and put a red ball back in the bag. Repeat this until only one ball remains in the bag. What is the color of the sole ball left in the bag ?

Can you find out which options fits best with the missing column?

This is a most unusual paragraph. How quickly can you find out what is so unusual about it? It looks so ordinary, you'd think nothing was wrong with it. Actually, nothing IS wrong with it. But it is not as ordinary as you might think. If you think about it for a bit, you will find out why it is truly so unusual. So what is it? What is so unordinary about this paragraph?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

The below mentioned letters have been placed in a order using a logic.

DEAD, BALL, FEAR, SHOP

Can you find the logic?

What can go through glass without breaking it?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?