princessluna450 princessluna450

28-10-2014
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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

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Dswim99 Dswim99

28-10-2014

boy to girl ratio = 3:2

boys= 3

when boys = 15,
girls = 10

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28-10-2014

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

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