If all the below statements are true

1. Gianni was either in Italy or France in 1997.
2. If Gianni did not kill Versace, Hilton must have killed him.
3. If Versace died of suffocation, then either Gianni killed him or Versace committed suicide.
4. If Gianni was in Italy in 1997, then Gianni did not kill Versace.
5. Versace died of suffocation, but he did not kill himself.

Who killed Versace and where was Gianni in 1997?

Can you write down eight eights so that they add up to one thousand?

Can you replace the question mark with the correct number?

Before Mount Everest was discovered, what was the highest mountain in the world?

1 rabbit saw 9 elephants while going to the river. Every elephant saw 3 monkeys going toward the river. Each monkey had 1 parrot in each hand. How many animals are going towards the river?

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?

What kind of tree can you carry in your hand?

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

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

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?