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 am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

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?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

What is more useful when it is broken?

Samuel was out for a walk when it started to rain. He did not have an umbrella and he wasn't wearing a hat. His clothes were soaked, yet not a single hair on his head got wet. How could this happen?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

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

What breaks yet never falls, and what falls yet never breaks?