Picture puzzle answers

Well all, Prison Widow had the correct answer to this puzzle

The answer was 42 !

How do each of the pictures lead to this

There are 42 laws of Cricket

The group is Level 42 - Their most successful single was - Lessons in love

The cartoon character was Arthur Dent from Hitch-hikers guide to the Galaxy - He was looking for the meaning of life, and the answer was - yes - 42

Finally the rainbow, this is a bit of a nerdy answer

When a rainbow is formed, a light wave enters the raindrop and as it leaves breaks up into the colours we see. It leaves at an angle of 42 degrees to the angle it went in at.

Hope you all enjoyed that