# math

The ratio of girls to boys in the junior high band is 5 to 7. At the beginning of the year, there were 72 students in band. By the end of the year the ratio of girls to boys was 3 to 4. If there are now 48 boys in the band how many girls joined the band during the school year?

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1. beginning ratio 5:7
Girls=30
Boys=42

ending ration 3:4
Boys=48

48/4=12
12*3=36

Girls=6

36-30=6

6 more girls joined

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2. 👎
2. The ratio of boys to girls in a marching band is 4:5
Write ratio in two other ways

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2. 👎

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