I am a word that begins with the letter “i.” If you add the letter “a” to me, I become a new word with a different meaning, but that sounds exactly the same. What word am I?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

You are playing as white and given four rooks to checkmate the black king in four moves with the following rules 1. You can place one rook every move and ensure the black king should be in check position.2. After four moves the black king should be in the checkmate position.

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

Three people enter a room and have a green or blue hat placed on their heads. They cannot see their own hat but can see the other hats.
The colour of each hat is purely random. They could all be green, blue, or any combination of green and blue.
They need to guess their own hat colour by writing it on a piece of paper, or they can write 'pass'.
They cannot communicate with each other in any way once the game starts. But they can have a strategy meeting before the game.
If at least one of them guesses correctly they win $10,000 each, but if anyone guesses incorrectly they all get nothing.
What is the best strategy?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

There was a strange boy who was born before his father. How can this be possible?

What type of curtain does this rebus mean

Which five letter word can be added at the end of below word to form a
valid word?

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A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?