Answer:
I am someone you don't know. Who am i?
I cannot be felt, seen or touched; Yet I can be found in everybody; My existence is always in debate; Yet there is a style of music named after me.
In a year, there are 12 months. Seven months have 31 days. How many months have 28 days?
You are on an electric train. Which direction will the smoke fly in?
What shoes should you wear when your basement is flooded?
I am a cave full of bones and the house of a worm.