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Mathematics, 12.11.2020 19:50 genyjoannerubiera

A group of 54 people go to an amusement park. An adult ticket costs 12 and a child's ticket costs $9. If the group spent $513, how many adults and how many children went on the trip?

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A group of 54 people go to an amusement park. An adult ticket costs 12 and a child's ticket costs $9...
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