Respuesta :

lonagirlhayeshome3jm

Answer:

The answer is 40

Step-by-step explanation:

28/x=7/10

firs you need to setup this equation and solve it to get 40

there are 12 girls in the band and 28 boys in the band and I know this because 12+28=40 just like 3/10 + 7/10= 10/10

12 divided by 4 is 3

28 divided by 4 is 7

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