405 is 12 percent of what number? (12% of what number is 405?)

405 is 12 percent of what number?

"405 is 12 percent of what number?" is a word problem where the answer is a number. Specifically, if you calculate 12 percent of number (x), you will get 405. Thus, you can illustrate the problem "405 is 12 percent of what number (x)" like this:

12% of x = 405

To calculate 12 percent of a number, we multiply the number by 12 and then divide by 100. Therefore, we can make the following function:

		12 ∗ x
		100

= 405

To solve for x, we first multiply both sides by 100 and then divide both sides by 12 to get the x = 3375. Therefore, the answer to 405 is 12 percent of what number? is:

3375

If we substitue "what number" in the question "405 is 12 percent of what number?" with 3375, we get this sentence: 405 is 12 percent of 3375. Since this statement is true, we know that our answer is correct.

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