# At Lake Middle School, the average ratio of boys to girls in a classroom is 3:2. Use a proportion to predict the number of girls in a classroom that has 15 boys

(2) Answers

boy to girl ratio = 3:2 boys= 3 when boys = 15, girls = 10

10 girls because 3 divided by 15 is 5 so u x 2 by 5

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