What is 80% as a ratio

4 : 5

Explanation:

80 percent can be written as:

80/100

Now we can reduce the above fraction to its lowest term as shown below

80/100 = 8/10

Divide both the numerator and denominator by 2.

8/10 = 4/5

Now, we can not divide further. So the ratio becomes 4 : 5

- both b and d.

-since b and d are the closest coastlines then that makes it the most affected.

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bcde is the incorrect answer it is a