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Mathematics, 21.12.2020 20:50 bbyjoker

He history museum is hosting a special exhibition on history of flight. The admission ticket for each adult costs $3 and the admission ticket for each child costs $2. On the opening day of the exhibition, 60 tickets were sold for a total of $160. How manyadults visited the special exhibition?

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He history museum is hosting a special exhibition on history of flight. The admission ticket for eac...

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