50 is what percent of 128? (What percent of 128 is 50?)

50 is what percent of 128?

The question here is "50 is what percent of 128?" which is the same as "What percent of 128 is 50?" This math word problem is asking "what percent" so we know that the answer should be a percent. Specifically, what percent (x) of 128 equals 50.

The problem is therefore x% of 128 = 50 which can be written as a function:

		x ∗ 128
		100

= 50

And when we solve the function above for x, we get 39.063. The answer to "50 is what percent of 128?" is therefore:

39.063%

How can we know the answer is correct? We know the answer is correct because 39.063 percent of 128 is 50.

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