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Mathematics, 17.10.2019 21:00 mommer2019

An entry pass to a museum costs $12 for a child and $15 for an adult. a total of 300 entry passes were sold, and the total money collected is $4140 . the number of $15− entry passes sold are
.

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An entry pass to a museum costs $12 for a child and $15 for an adult. a total of 300 entry passes we...
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