John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Can you write down eight eights so that they add up to one thousand?

Six people park their car in an underground parking of a store. The store has six floors in all. Each one of them goes to a different floor. Simon stays in the lift for the longest. Sia gets out before Peter but after Tracy. The first one to get out is Harold. Debra leaves after Tracy who gets out on the third floor.

Can you find out who leaves the lift on which floor?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

If two's company, and three's a crowd, then whats four and five ?

You need to complete the maze by entering from the entrance marked below in the figure near the yellow circle, bottom left and leaving from the exit point near the green circle, bottom middle.

Rule of Game: You can move only by exchanging green and yellow circles.

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?