As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?

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

Look at the picture and find out which square is not linked with any of the other squares.

why number 8549176320 is one of a kind?

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?

French Police inspects a room where there are no windows, no doors, no tables and is almost empty expect there is just a puddle of water. They found a dead man who obviously hung herself from the ceiling, but they are not able to figure out how this had happened.

John and Jacob entered the crime scene and easily able to solve the case.

How did the man die?

Can you name an animal whose killing cannot be performed without spilling your own blood?

Katniss and Peeta are liars. They both lie on some specific days.

Katniss lies on Fridays, Saturdays and Sundays. She speaks the truth on all other days.

Peeta lies on Tuesdays, Wednesdays and Thursdays. He speaks the truth on all other days.

Can you tell that one day of the week when both of them will say "Tomorrow, I will lie."?

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?