What is both possible and impossible at the same time?

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

If 24H in a D => 24 hours in a day.
What does "64S on CB" stand for?

What is the word or phrase below?
R | E | A | D

Rahul decided to meet Simran so he boards a local train from Bombay station. Just after the station, there is a 1km long tunnel. The train starts and is now accelerating. Rahul is a claustrophobic guy, so what is the best position for him to sit?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

What does below Rebus say?

XLR8

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

Can you find out the number of the parking space in which the car is parked?