A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

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?

What occurs twice in a week, once in a year but never in a day?

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

Manish and Manoj play 5 games of chess.
Both Manish and Manoj win the exact same number of games. There is no tie at all.

How?