15 is what percent of 218? (What percent of 218 is 15?)

15 is what percent of 218?

The question here is "15 is what percent of 218?" which is the same as "What percent of 218 is 15?" This math word problem is asking "what percent" so we know that the answer should be a percent. Specifically, what percent (x) of 218 equals 15.

The problem is therefore x% of 218 = 15 which can be written as a function:

		x ∗ 218
		100

= 15

And when we solve the function above for x, we get 6.881. The answer to "15 is what percent of 218?" is therefore:

6.881%

How can we know the answer is correct? We know the answer is correct because 6.881 percent of 218 is 15.

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