Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

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

If we change the South-East direction into North and North-East into West and all others similarly.
Can you find out which direction will be in the place of South-West direction?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

Two trains start at the same time, one from Bangalore to Mysore and the other from Mysore to Bangalore. if they arrive at their destinations one hour and four hours respectively after passing one another, how much faster is one train running than the other?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

There was a minor accident with a doctor's son but the doctor noticed no major injury. After the treatment, the father of that doctors son is sitting with the son of the doctor without the doctor being in the room.

How can this be possible?

A man embarked on a questionnaire game. He kept asking the same question to whomever he found. The answer each time was different.

Can you guess what the question was?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?