Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

They are three errirs in this question. Can you find them?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

I have branches, but no fruit, trunk or leaves. What am I?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

What is full of holes but still holds water?

What does an Island and the letter T have in common?

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?