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The ratio of North American butterflies to South American butterflies at a butterfly park is 5:3.The ratio of South American butterflies to European butterflies is 3:2. There are 30 North American butterflies at the butterfly park.
A.How many South American butterflies are there?
B.How many Euro pean butterflies are there?
P.S. I think 18 south and 12 european not sure though



Answer :

luana
[tex]5x-\ north\ americal butterflies\\ 3x-\ south\ american\ butterflies\\\\ 5x=30\ \ | divide\ by\ 5\\ x=6\\ 3x=18\\\\ 3x-\ south\ american\ butterflies\\ 2x-\ european\ butterflies\\\\ 2x=2*6=12\\\\ There\ are\ 12\ european\ butterflies\ and\ 18\ south\ american\\ butterflies.[/tex]

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