Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

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

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

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?

Akbar called Birbal and asked him to draw a line on the floor. He asked Birbal to make that line smaller without erasing it. Birbal smiled and did it before Akbar could blink his eyes.

How did he managed to do it?

The answer I give is yes, but what I mean is no. What was the question?