What has no start, end, or centre?

Do You See It?

A bomb exploded in a room full of married couples and no one died. How?

You are an expert on paranormal activity and have been hired to locate a spirit haunting an old resort hotel. Strong signs indicate that the spirit lies behind one of four doors. The inscriptions on each door read as follows:

Door A: It's behind B or C
Door B: Its behind A or D
Door C: It's in here
Door D: It's not in here

Your psychic powers have told you three of the inscriptions are false, and one is true. Behind which door will you find the spirit?

There are three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore.
No Coach trusts their Athlete to be near any other Coach unless they are also with them.
There is a boat that can hold a maximum of two persons.
How can the six people get across the river?

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?

Which of the eight images will fill the missing image in the puzzle below?

Replace the question mark with the correct number in the below-given picture?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

You throw me out when you want to use me and you take me in when you don't want to use me.

Who Am I?