How many drops will a classic lube contain?

This lube will contain quantity of 5ml (around 100 drops).

Will it work with Fans 356 air master ????

The lubricant works with every cube.

How would you suggest the velocity over the classic for Xman Bell v2?

Velocity has less viscosity than Classic hence recommended for speed.

How much should I apply ideally?

You can apply 1-2 drops on each side of the cube.

What is the amount of lube?

You will get a 5ml Lube syring.

Does the velocity make the cube fast or slow and what is it's lasting?

Cubelelo Velocity is the thinnest lube we have. It will help you make your cube speed and smooth. The lasting depends upon your usage as to how many drops, you use in your cube.

After lubing for how many weeks will it last on my Rs3m Super? (Usage- 2 hours daily)

The lasting of the lube is completely dependent on the usage. The more you solve, the more quickly the lubes get used up. But since it has silicone lubricant so it will last for a considerably longer period of time.

How long does it last and how many times can we lube using it?

There is no fixed time frame as to how long the lube will last. It completely depends on how many solves you perform.
Only a few drops have to be used each time when you lube the cube.

Which lube is thicker? CUBELELO nucleus or cubelelo steady?

Cubelelo Nucleus is thicker.