It is always ahead of me yet I can never see it. What is it?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

If 21x = 79x, what is the value of x?

When I asked a girl's name she told me her name is the date '07/09/2001'.

I thought for a few seconds and then I got her name. Do you?

It has five wheels, though often think four, You cannot use it without that one more, You can put things in it, you can strap things on top, You can't find it in the market, but you can still go shop. What is it?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

Jack was having a candle light dinner with his girlfriend. Suddenly a cold gush of wind entered through the open window and three of the ten candles were extinguished. Assuming that none of the other candles were extinguished.

How many candles are they left with in the end ?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.