I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?

A wealthy man lives alone in a small cottage. Being partially handicapped he had everything delivered to his cottage. The mailman was delivering a letter one Thursday when he noticed that the front door was ajar. Through the opening he could see the man's body lying in a pool of dried blood. When a police officer arrived he surveyed the scene. On the porch were two bottles of warm milk, Monday's newspaper, a catalog, flyers, and unopened mail. The police officer suspects it was foul play. Who does he suspect and why?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

There were two grandmothers and their two granddaughters.
There were two husbands and their two wives.
There were two fathers and their two daughters.
There were two mothers and their two sons.
There were two maidens and their two mothers.
There were two sisters and their two brothers.
Yet there are only six, who are buried here,
All are born legitimate and relationships clear.
How can this happen?

Why do we preferably have round manhole covers and not square ones?

Why Aeroplane windows are round?

Do You See It?