They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

Give it food and it will live; give it water and it will die.

If an electric train is travelling south, then which way is the smoke going?

I came first on earth but second on the heaven.
I also came twice in a week but found just once in a year.
I stay away from months but you can find me in February.

What am I?

I don't get anymore wetter, no matter how much rain falls on me.

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 certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

Which is the correct shadow of the bird?