Different lights make me strange by changing me into different sizes. What am I?

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

If EELS + MARK + BEST + WARY = EASY

What does HELP + BARK + WARD + LEAD equal?

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row. The first three participants lose the lottery.

What is the chance of Mr John now?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?