chloe93 chloe93
  • 17-12-2016
  • Mathematics
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A cinema sells adult tickets and child tickets.

The total cost of 3 adult tickets and 1 child ticket is £30
The total cost of 1 adult ticket and 3 child tickets is £22

Work out the cost of an adult ticket and the cost of a child ticket

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Аноним Аноним
  • 17-12-2016
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