There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

Which tank will fill first?

My location can be determined by the below rebus.
So where am i ?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

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

While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

What is the next number?

77, 49, 36, 18 ?