25 is what percent of 309? (What percent of 309 is 25?)

25 is what percent of 309?

The question here is "25 is what percent of 309?" which is the same as "What percent of 309 is 25?" This math word problem is asking "what percent" so we know that the answer should be a percent. Specifically, what percent (x) of 309 equals 25.

The problem is therefore x% of 309 = 25 which can be written as a function:

		x ∗ 309
		100

= 25

And when we solve the function above for x, we get 8.091. The answer to "25 is what percent of 309?" is therefore:

8.091%

How can we know the answer is correct? We know the answer is correct because 8.091 percent of 309 is 25.

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