Move four matchsticks to the below square to form three squares?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

I went to the bookshop and spent one-half of the money that was in my purse.

When I came out, I found that I had as many cents as I had dollars and half as many dollars as I had cents when I went in. Find the money in my purse when I entered the store.

What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

By adding four matchsticks, can you divide the square shown in the picture into two equal parts?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

What does it mean?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?