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the ratio of the number of boys to the number of girls in a choir is 6 to 5. there are 45 girls in the choir. how many boys are in the choir

Respuesta :

boys:girls
6:5
x:45

x = (45/5) x 6
45/5 = 9
9 x 6 = 54
there are 54 boys in the choir

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