What's an 80/20 relationship?

[ahlam1399]

http://img-s-msn-com.akamaized.net/tenant/amp/entityid/AAolIG9.img?h=100&w=100&m=6&q=60&o=f&l=f&x=433&y=334You might have heard of the 80/20 rule. It can be applied to many different aspects of daily life from the food we eat, the money we spend and our exercise regime.

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