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The ratio of boys to girls in history class is 4 to 5. How many girls are in the class if there are 12 boys in the class?

Sagot :

luana
[tex]4x-\ amount\ of\ boys\\5x-\ amount\ of\ girls\\\\ 4x=12\ \ \ | fivide\ by\ 4\\ x=3\\\\ 5x=5*3=15\\\\There \ are\ 15 \ girls \ in\ class.[/tex]
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