math
posted by Brittani .
How do you figure the percentage of ratios for example 30:30 what would the percentage be? How do you divide them and what number do you divide by what number?

30/30 = 30/30 = 1 or 100%
Divide the numerator by the denominator.
3:4 = 3/4 = 0.75 = 75%
http://www.math.com/school/subject1/lessons/S1U2L1GL.html#sm1
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