Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

What does this mathematical rebus means ?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

Below, you can see some coding:
January = 1017
February = 628
March = 1335
April = 145
May = 1353
June = 1064
July = 1074
August = 186

Now deciphering the way it has been coded, can you find out how September will be coded?

Which flower has two lips?