Can you find a five letter word that is left with only two letters if one is removed?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

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

What is it?

I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

A boy purchased a book from a bookkeeper and gave him $100.
The cost of the book is $50 but the bookkeeper has no change, so he gets the change from the next shop and returns the boy his $50.

After some time the next shopkeeper came with the $100 note and told the bookkeeper that the note was a fraud, so he took the money back.

How much loss did the bookkeeper face?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

I can turn polar bears white.
I can make anyone dance.
I can make everyone cry
I can make your hands clap
I can make you thin.
I can make you smile.
I can make you smile

Can you guess the riddle?