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03-10-2020
Mathematics

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When a number is decreased by 10% of itself, the result is 9. What is the number?

Respuesta :

Compedex Compedex

03-10-2020

Answer:

10-10%

Step-by-step explanation:

Think of it like this, 100% - 10% is 90%. But instead of 3 digits, it's just 2. So it would be the same as that just not as a hundred.

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