5 is what percent of 45? (What percent of 45 is 5?)

5 is what percent of 45?

The question here is "5 is what percent of 45?" which is the same as "What percent of 45 is 5?" This math word problem is asking "what percent" so we know that the answer should be a percent. Specifically, what percent (x) of 45 equals 5.

The problem is therefore x% of 45 = 5 which can be written as a function:

		x ∗ 45
		100

= 5

And when we solve the function above for x, we get 11.111. The answer to "5 is what percent of 45?" is therefore:

11.111%

How can we know the answer is correct? We know the answer is correct because 11.111 percent of 45 is 5.

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