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Recall that you can solve a percent problem by translating the words into an equation where the percent is written as a decimal. Example: What percent of 20 is 5? Translates as 5 = 20x x = 0.25, or 25% Example: What is 40% of 20? Translates as x = 0.4(20) x = 8 % of 630 is 189.

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Answer:

30% of 630 is 189

16 is 20% of 80

Step-by-step explanation:

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After solving the given percentage question we got 30% of 630 is 189.

We need to solve the given percentage problems.

What is the percentage?

The percentage can be calculated by dividing the value by the total value and then multiplying the result by 100. The formula used to calculate the percentage is: (value/total value)×100%.

Now, find what per cent of 20 is 5.

Let the unknown percentage be x.

So, x% of 20=5

⇒x/100 × 20=5

⇒x/5=5

⇒x=25%

Find what is 40% of 20.

Now, 40% of 20=0.4×20

=8

Find what per cent of 630 is 189.

Let the unknown percentage be x.

So, x% of 630=189

⇒x/100 × 630=189

⇒x=189/6.3

⇒x=30%

Therefore, 30% of 630 is 189.

To learn more about the percentage visit:

https://brainly.com/question/14801224.

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