Can you decipher these quotes by Albert Einstein?
Blf xzm mvevi hloev z kilyovn lm gsv ovevo lm dsrxs rg dzh xivzgvw.

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.

I have Rs.50 and I spend it in the way as below.

While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?

John was piloting a plane behind a car but was never able to overtake it. Why?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Can you make the number 24 by utilizing the numbers 1, 3, 4 and 6? You must use one number only one time and you can use mathematical operation symbols anytime anywhere.

Decode the below four famous ciphers:

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

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?