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21 November, 02:33

Tickets for a school carnival cost $10 for adults and $5 for children. last saturdays carnival sold 170 tickets worth a total of $1200. how many adults and how many children attend the carnival?

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  1. 21 November, 02:43
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    So (a) stands for adult and (c) is for child.

    10a+5c=1200 (total cost)

    a+c=170 (for tickets sold)

    There are 70 adult tickets and 100 child tickets.
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