20% of 700m is:

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560m

70m

210m

140m

answer is D.

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Detailed Solution

Concept- Percentage and "percent" both refer to "per hundred." In mathematics, a percentage is a fraction with a rate of 1, while 100% refers to the entire amount. We only need to determine what % that number is in order to calculate the percentage. We can determine the percentage in this manner.

As a result, the distance unit in this question is given as 700m. Additionally, we need to learn 20% of the information.
There are other methods for determining the percentage, and we will now look at the easiest one.
The query is reported as

As a result, when we calculate the percentage, we obtain.
After resolving the aforementioned equation, we now have
Question Image

Hence, the correct answer is option 4.

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