What is the next number in this series?

4,12,84,3612....

This is a famous paradox which has caused a great deal of argument and disbelief from many who cannot accept the correct answer. Four balls are placed in a hat. One is white, one is blue and the other two are red. The bag is shaken and someone draws two balls from the hat. He looks at the two balls and announces that at least one of them is red. What are the chances that the other ball he has drawn out is also red?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

A sundial has the fewest moving parts of any timepiece. Which has the most?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?

Identify the hidden meaning behind this picture?