"128 is 30 percent of what number?" is a word problem where the answer is a number. Specifically, if you calculate 30 percent of number (x), you will get 128. Thus, you can illustrate the problem "128 is 30 percent of what number (x)" like this:
30% of x = 128
To calculate 30 percent of a number, we multiply the number by 30 and then divide by 100. Therefore, we can make the following function:
|
| = 128 |
To solve for x, we first multiply both sides by 100 and then divide both sides by 30 to get the x = 426.67. Therefore, the answer to 128 is 30 percent of what number? is:
426.67
If we substitue "what number" in the question "128 is 30 percent of what number?" with 426.67, we get this sentence: 128 is 30 percent of 426.67. Since this statement is true, we know that our answer is correct.
Percent Of What Number
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