What always comes into a house through the keyhole?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

Detective Rockford was jogging near the beach at 4:30 am.
He hears a sound near the shack "No Michael, Please Do not shoot me".
Next instance he heard the sound of gunfire. Rockford rushes to the shack where he finds women lying dead and a gun in close proximity of three "Doctore Lawyer and a Teacher".

Rockford immediately knew that the Lawyer has committed the crime. How?

In the picture that is attached with this question, you can find a square which comprises of four little squares inside it. Consider this square to be made with matchsticks. You have to remove two matchsticks such that only two squares remain instead of five.How will you do it ?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

By using 'because' continuously three times, can you make an English statement ?

Can you replace the question mark with the correct number?