What kind of storm is always in a rush?

How can a man go eight days without sleep?

Here is a conversation between a couple who both are software professionals.

Husband: Hey! What is your date of birth?
Wife Replied Angrily: It is 591062400
Husband after doing some calculations replied, "Got It".

What is the DOB of the wife?

Which five letter word can be added at the end of below word to form a
valid word?

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A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

Buy me, smell me or deliver me, I do not change.

Who am I?

When can we add 2 to 11 and get 1 as the correct answer?

Andrew’s doctor gives him three pills and tells him to take one every half hour. How much time will have passed by the time Andrew’s taken all three pills?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

Our product and our sum always give the same answer. Who are we?