Brainteasers

THE PHOTOGRAPH
A man is looking at a photograph when someone asks him "Whose picture is that?"
The man replies "I have no brothers or sisters, but this man's father is my father's son"
Whose photois the man looking at?
THE ACCIDENT
Mr. Jones and his son Alfred are travelling together when therir aeroplane crashes. The father is killed, and Alfred is seriously injured. Arriving at thehospital emergency room, the head surgeon cries "I cannot operate on this patient, he's my son Alfred!"
How can you explain this?
ENGLISH YOLK OR EGG YOLK?
Which of these two phrases is correct?
"Theegg's yolk is white" or "the egg yolk is white"
THE ROBBERY
Following a robbery, three suspects, Richard, David and Tommy are taken to the Police station for questioning. Here are the facts thatemerged from the investigation.
No one other than these three was implicated in the crime.
Richard never works alone, he always employs at least one accomplice.
Tonny is innocent.
Is David guilty orinnocent?
A PROBLEM OF TIME
A train leaves London for Edinburgh. an hour later another train leaves Edinburgh for London. The two trains travel at exactly the same speed. Which of the two will beclosest to London when they meet?
HANGED OR DROWNED?
A man has committed a crime punishable by death. The man must make a statement. If the statement is true he will be drowned; if the statement isfalse he will  he hanged. What statement should he issue in order to confuse his executioners?.
1 A man is writing a letter. The power goes out and he dies. Why?
2 A man lives on the 24th floor. He goesto the lobby on the bottom floor every morning to get the newspaper. He rides the elevator up to the 19th floor, then walks up the stairs the rest of the way. Why?
3 A man is in the middle of aroom hanging from the ceiling. There is a puddle of water under his feet. There is nothing else in the room. How did he hang himself?
4 A man walks into a bar and asks the bartender for a glass of...