20-10 rule = 10
80/20 principle
80-20 % rule is also known as the Pareto Principle. To make it more easier to understand, this means that 80% of effects is highly come from 20% of causes.
chapter 3
You always double the number.
Isogon (20 sides).
20-10 rule = 10
80/20 principle
We Rule was created on 2010-03-20.
Chapter 3
20 cents
Same as the greatest common factor of 50 and 20 - where 20 is the remainder of the division of 70 by 50.
We Rule the Night was created on -20-02-01.
80% emotion and 20% game
The Decalogue is also called the Ten Commandments. You can read them in Exodus 20.
You get 80% of your business from 20% of your customers
General 'rule of thumb' - 20 minutes per lb plus another 20 minutes. In this case it would be 5 hours, 20 minutes.