During which month do people sleep the least?

If eleven plus two equals one, what does nine plus five equal?

Count The number of F's in the paragraph below:

"FINISHED FILES ARE THE RESULT OF YEARS OF SCIENTIFIC STUDY COMBINED WITH THE EXPERIENCE OF YEARS"

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

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?