A man dies of old age on his 25 birthday. How is this possible?

You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

What is the longest word in the dictionary?

James ordered a fishing rod, priced at $3.56. Unfortunately, James is an Eskimo who lives in a very remote part of Greenland and the import rules forbid any package longer than 4 feet to be imported. The fishing rod was 4 feet and 1 inch, just a little too long, so how can the fishing rod be mailed to James without breaking the rules? Ideally James would like the fishing rod to arrive in one piece!

Decode the below four famous ciphers:

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

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

Can you find the missing piece of the Porsche?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?