Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

You have three orange, two pink and five purple balls in the drawer beside your bed. There is no electricity and the room is entirely dark. How many balls must you take out to ensure at least one ball of each colour at least?

You are in a land where thirty men and two women were dressed in classic black and white dresses.
They begin to fight as soon as any of them move.

Where are you?

What word is identified by the below rebus?

Your Your Your Your Your
Your Your Your Your Your

What occurs twice in a week, once in a year but never in a day?

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

Spot 5 differences in two Christmas tree below:

Next Number in the Series,

5, 16, 49, 104, ?

A man walked into a pub and went straight towards the Barman. He asked for a dirty martini from the Barman. The Barman thought something and then pulled out a pistol from his drawer and aimed it directly at the man. Why did he do that?