20 is what percent of 158? (What percent of 158 is 20?)

20 is what percent of 158?

The question here is "20 is what percent of 158?" which is the same as "What percent of 158 is 20?" This math word problem is asking "what percent" so we know that the answer should be a percent. Specifically, what percent (x) of 158 equals 20.

The problem is therefore x% of 158 = 20 which can be written as a function:

		x ∗ 158
		100

= 20

And when we solve the function above for x, we get 12.658. The answer to "20 is what percent of 158?" is therefore:

12.658%

How can we know the answer is correct? We know the answer is correct because 12.658 percent of 158 is 20.

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