You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

The host of a game show, offers the guest a choice of three doors. Behind one is a expensive car, but behind the other two are goats.
After you have chosen one door, he reveals one of the other two doors behind which is a goat (he wouldn't reveal a car).

Now he gives you the chance to switch to the other unrevealed door or stay at your initial choice. You will then get what is behind that door.

You cannot hear the goats from behind the doors, or in any way know which door has the prize.

Should you stay, or switch, or doesn't it matter?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

What is the difference between a jeweller and a jailer?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?

What can you deduce from the following BrainBat?

CRY
LMKI