18 is 31 percent of what number? (31% of what number is 18?)

18 is 31 percent of what number?

"18 is 31 percent of what number?" is a word problem where the answer is a number. Specifically, if you calculate 31 percent of number (x), you will get 18. Thus, you can illustrate the problem "18 is 31 percent of what number (x)" like this:

31% of x = 18

To calculate 31 percent of a number, we multiply the number by 31 and then divide by 100. Therefore, we can make the following function:

		31 ∗ x
		100

= 18

To solve for x, we first multiply both sides by 100 and then divide both sides by 31 to get the x = 58.06. Therefore, the answer to 18 is 31 percent of what number? is:

58.06

If we substitue "what number" in the question "18 is 31 percent of what number?" with 58.06, we get this sentence: 18 is 31 percent of 58.06. Since this statement is true, we know that our answer is correct.

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