What does this rebus riddle means ?

What is so fragile that saying its name breaks it?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

A newspaper is supposed to have 60 pages, but pages 24 and 41 are missing.
Which other pages won't be there?

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?

Solve the puzzle by telling what does below picture means.

John was so frustrated to be the suspect of being a sleeper terrorist that he shoot himself right between the eyes with a revolver in his toilet. The revolver and the bullets were accurate. Minutes later John walks out of the toilet unharmed.
How can this be possible?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?