Spot 5 differences in two Christmas tree below:

A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

What number do you get when you multiply all of the numbers on a telephone's number pad?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

Which is the smallest number that you can write using all the vowels exactly once?

Outside a tattoo artist's shop, there was a signboard which read 'I make tattoos on only them who do not tattoo themselves'.

Reading it what do you think, does the tattoo artist tattoo himself?

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?

Can you name four days which start with the letter 'T'?