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21. The population density of the city of
Wellington is 12,000 people per square mil
The neighboring city Morrison is a dilation
Wellington with scale factor 1.2. If Morrison
has of the population of Wellington, wha
is the population density of Morrison? SEE
EXAMPLE 6

Sagot :

Using proportions, it is found that the population density of Morrison is of 10,000 people per square mile.

Proportions and density:

For Wellington, the density is of 12,000 people per square mile.

  • In Morrison, it is dilation with scale factor of 1.2. Dilation means that the density is smaller, and the factor of 1.2 means that it's population density is that of Wellington divided by 1.2.

Hence:

[tex]\frac{12000}{1.2} = 10000[/tex]

The population density of Morrison is of 10,000 people per square mile.

To learn more about proportions, you can take a look at https://brainly.com/question/24372153

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