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.

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

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

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

What can you hold in your right hand, but never in your left hand?

What does this rebus means ?

PROG WORKRESS

How many triangles can you count in the figure given?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

At a party, there are five people and a whole round cake lying at the centre of the table. Only four people will make a cut and take their piece and the last one will get the remaining piece on the table. How can they make sure that everyone gets a 1/5th of the piece?

A farmer and his neighbour once went to Emperor Akbar"s court with a complaint. "Your Majesty, I bought a well from him," said the farmer pointing to his neighbour, "and now he wants me to pay for the water."
"That"s right, your Majesty," said the neighbour. "I sold him the well but not the water!"?
The Emperor asked Birbal to settle the dispute. How did Birbal solve the dispute?