SOLUTION: The ratio of boys to girls in a class is 7:5. There are 36 students in the class. How many students are girls?

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Question 1122443: The ratio of boys to girls in a class is 7:5. There are 36 students in the class. How many students are girls?
Answer by ikleyn(52824) About Me  (Show Source):
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In all, there are 7+5 = 12 equal groups of students in the class, that in total make 36 people.


So there are 3 students in each small group.


Answer.  There are 7*3 = 21 boys and 5*3 = 15 girls.

Solved.