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1. There are 200 people who each have a code. How big is the possibility that one of them has the code 06479? 

2. One of the people gets a new code. How big is the possibility that this code begins with 55? The codes consist of 5 numbers

Guest Nov 20, 2017
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The codes consist of 5 numbers

1. There are 200 people who each have a code. How big is the possibility that one of them has the code 06479? 

1/10^5

 

 

2. One of the people gets a new code. How big is the possibility that this code begins with 55?

10^3 / 10^5 = 1/100

Melody  Nov 20, 2017

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