There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

The teacher told the student that if he told a lie then he will be expelled from school and if he told the truth then he still is expelled from school.

What can a student say to prevent his being expelled from school?

In the city of Brain Teasers, 5% of people do not list their phone numbers. Now if we select random 100 people from the phone directory, then how many people selected will have unlisted phone numbers?

I am the fastest animal but cannot climb the tree. What am I?

Can you divide the below-given shape into four equal and identical pieces?

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking

A father's child, a mother's child, yet no one's son.

Who am I?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

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

Can you spot the hidden girl in the picture below?