Why did the Girl throw the butter out of the window?

You need to move three matchsticks to form three squares. Can you do it?

Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

What does this mathematical rebus means ?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

Suppose you are a girl candidate and sitting in an interview. Suddenly the interviewer asks you, 'What if one morning you wake up and find out that you are pregnant?

How will you reply to such a question?

During an interview, the interviewer ordered hot coffee for the candidate to relieve the stress. The coffee was kept before him. After a minute, the interviewer asked him, 'What is before you?' He replied 'Tea'.

The candidate was selected immediately. Why?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?