Mathematics, 12.03.2021 06:40 spiderman66
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13. Roberto and Mia are traveling in the United States. They are buying postage for postcards
to send to their friends in Canada and Mexico. Mia spends $6.10 on postage to send 8
postcards to Mexico and 3 postcards to Canada. Roberto spends $10.90 to send 5 postcards to
Mexico and 12 postcards to Canada. What is the postage rate for the postcards sent to
Mexico?
Answers: 3
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13. Roberto and Mia are traveling in the United States. They are buying postage for postcards...
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