Question

8.
9. A number is increased by 25% and then decreased by 20%. Find the percentage change
that number.​

Answer 1

Step-by-step explanation:

The answer to your question is 1%.

Let suppose the number be 100.

So hundred when increased by 25% results in 25. Then the number is 125.

When 125 is decreased by 20% the result is 25

Then the number is 100.

Therefore the net percentage is constant.

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