257 is 20 percent of what number? (20% of what number is 257?)

257 is 20 percent of what number?

"257 is 20 percent of what number?" is a word problem where the answer is a number. Specifically, if you calculate 20 percent of number (x), you will get 257. Thus, you can illustrate the problem "257 is 20 percent of what number (x)" like this:

20% of x = 257

To calculate 20 percent of a number, we multiply the number by 20 and then divide by 100. Therefore, we can make the following function:

		20 ∗ x
		100

= 257

To solve for x, we first multiply both sides by 100 and then divide both sides by 20 to get the x = 1285. Therefore, the answer to 257 is 20 percent of what number? is:

1285

If we substitue "what number" in the question "257 is 20 percent of what number?" with 1285, we get this sentence: 257 is 20 percent of 1285. Since this statement is true, we know that our answer is correct.

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