Can you replace the question mark with the correct number?

Below toothpicks/matchsticks indicate the group of fishes moving from west to east direction. Can you make them move from east to west by just moving three toothpicks/matchsticks?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

I add 5 to 9 and get 2. The answer is correct, so what am I?

Why did Buffon take the goal with him after every Juventus match?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

When does a USA Potato change its nationality?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?