Question

The ratio of males to total students in a mathematics class is 12 to 30. What percent of the class is female?

40%
60%
30%
12%

Answer 1

40%

Explanation:

12 divided by 30 is .40 so 40 percent

Answer 2

40%
Ratio of male = 12
Ratio of total = 30
Ratio of female = ratio of male/ratio of female
= 12/30
=40
Ration of female = 40%