I have an eye but still cannot see.

Who am I?

Today is John's birthday.
A year ago, John had five candles and he lit all the candles except the one at the last.
Now he is going to light all the candles.

How old is John Today?

(He is not five today.....)

Can you decipher the below rebus?

PBLUESAISNUERSES

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

Identify Me

Hint1: I am a god
Hint 2: I am a planet
Hint 3: measurer of heat

Decode the below four famous ciphers:

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

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

What is the difference between a jeweller and a jailer?

The barber of Town shaves all men living in the town. No man living in the town is allowed to shave himself. The barber lives in that town. Who then shaves the barber of the town?