Mathematics, 13.11.2020 04:50 tiannacorreastamas

At a rap concert, the ratio of the number of boys to the number of girls is 9: 5. If there are 320 more boys than girls, how many boys and how many girls are at the concert?

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At a rap concert, the ratio of the number of boys to the number of girls is 9: 5. If there are 320...

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