using four eights (8) and a one (1) and one mathematical symbol , create the number 100

Next Number in the Series,

5, 16, 49, 104, ?

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?

No matter how little or how much you use me, you change me every month. What am I?

When it is alive we sing, when it is dead we clap our hands. What is it?

I am a ten letters word
The first four letters have the power to rule,
Next, four-letter can be eaten.
The next three-letter represents a lady.
I can fly as well

what am I looking for?

Using Only Five 5's and any mathematical operator make sum as 37

Which word does the below Plexor means ?

A man died, leaving $10,000,000 for his widow, 5 sons and 4 daughters. Each daughter received an equal amount, each son received twice as much as a daughter, and the widow received three times as much as a son.

How much did the widow receive?

Can you move 2 matchsticks to form four equal sized squares.