Question

the population of city decreased 20000 to 1600 find the persentage of decreased​

Answer 1

Answer:

92%

Explanation:

Let there be X % decrease .

Then , according to question ,

20000 - ( 20000X / 100 ) = 1600

20000 - 200 X = 1600

200X = 18400

X = 18400 / 200

X = 92 %

Hence , there is 92% decrease .

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