Find the ratio of the new price to the old one if the old price is 80% of the new one.

univerkov | April 4, 2021 | education

In order to find the percentage of a number, you need to convert the percentage to a fraction and multiply by this number.

80% = 0.8.

Let’s say the new price is x. Then the old one is 0.8x.

Let’s find the ratio of the new price to the old one:

x / 0.8x = 1 / 0.8 = 1.25.

Answer: the ratio is 1.25.

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