What has to be broken before you can use it?

You can see three almost identical images below. Can you spot the odd one out from them?

How old is your son? asked a man to his neighbour. My son is five times as old as my daughter and my wife is five times as old as my son. I am twice as old as my wife whereas my grandmother, who is celebrating her eighty-first birthday is as old as all of us put together.

How old is the man's son ?

What is so fragile that saying its name breaks it?

Which part of London exists in France as well ?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

A girl rode into a tourist spot out of the city on Thursday. She loved the place and decided to stay for a few days. She stayed for four days and then she left for back home on Thursday.

How can this be possible?

How can you take 2 from 5 and leave 4?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

An equation has been laid down using a few matchsticks. However, as you can see, the equation is not correct. Can you correct the equation if you are allowed to add or remove 5 matchsticks?